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Hot Topic (More than 10 Replies) seek 28-30 info (Read 14571 times)
Bob_Allen
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seek 28-30 info
Feb 20th, 2005 at 9:05pm
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  I am having a rifle built and am curious about the 28-30.The cartridge dimentions,range of bullet weights,throating,and is this a .284 bore,as I already have moulds in this size.
                                    Thanks Bob








  
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PETE
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Re: seek 28-30 info
Reply #1 - Feb 20th, 2005 at 11:31pm
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Bob,

  You're being very general in the spec.'s on your rifle.... in fact none at all, so all I can give you is a general idea about the .28.30. I'll give you a rundown on mine.

  Cartridge dimensions as listed in Donnelly's book are:

  Case length ---- 2.51
  Head diam. ----- .357
  Rim Diam. ------- .412
  Neck Diam. ------ .309
  Case Capacity --- 38.61 gr.'s of water
  Loaded Length --- 2.82
  Rim Thickness ---- .060

  Depending on what twist you get will govern the wgt. of the bullets you can use. My rifle has the original 1-14" twist and I use an old original Ideal 285221 bullet which weighs 120 grs. This twist should be able to handle up to 130 grs. or so. Of course you can always go to a lighter bullet if you like.

  Throating will depend on whether you want to use fixed ammo or breech seat. Guns made today for fixed ammo will generally have a 2 or 3 degree throat. For use in breech seating I would use a 1 degree throat, if I'm gonna use a mechanical seater, or about the same angle but run the Leade out so you can use a hand seater.

  In a modern barrel you will need bullets that can be sized about .285".

PETE
  
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First_Shirt
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Re: seek 28-30 info
Reply #2 - Feb 21st, 2005 at 8:50am
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Bob,

One thing about the .28-30 is brass availability.  It's my understanding that brass for a .28-30 cannot be readily formed from anything currently available.  Of course, Rocky Mt. Cartrige can supply lathe-turned cases.

How about the 7-30 Waters (based on the .30-30 case?)

Greg
  
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Bob_Allen
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Re: seek 28-30 info
Reply #3 - Feb 21st, 2005 at 10:19pm
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  Pete thanks for the data.Sorry to be vague about the rifle in question.It will be one of Mr.Earles' Wesson Actions,Stocked by First Shirt,Mr.Fewless on the metal.I am wondering now what you use for brass?Availability is something I need to ponder,as First Shirt points out.
   First Shirt,I did think of the 7-30 Waters,also the 7x57R which has a touch more oomph.I am really open to suggestions on this.Thanks to Mr. Hurst the people to do this project were easy to find,However trying to come up with 4 cartridges I would find interesting is the hardest part of all....   
   So far it's 25-35 WCF,32-40,and the next 2 are up for grabs.Something in 7mm only because I lots of bullets in this calibre.I'm also thinking about .375 Win,and .405 Win.MAN THIS IS GIVING ME A HEAD ACHE.......................Hope the first two will be in your hands soon........
                                                     Bob
  
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PETE
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Re: seek 28-30 info
Reply #4 - Feb 22nd, 2005 at 5:22pm
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Bob,

  Like First_Shirt is saying, the only place I know where you can get .28/30 brass is from RMC. It's where I got mine, and I'm completely satisfied with it. I've used one case for breech seating during load development, and several hundred rounds in competition, and altho it looks a little beat up it's still going strong. I've also shot quite a bit of BP thru the remaining cases as fixed ammo and they seem to be holding up well.

  On nice thing about having RMC make your cases  is that you can have then cut the primer pockets for anything you want, in case you're inclined to experiment along that line.

PETE
  
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Bob_Allen
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Re: seek 28-30 info
Reply #5 - Feb 22nd, 2005 at 10:07pm
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  Thanks Pete.
      Since brass is not an off the shelf item I take it dies are not either,what are you using to resize,and what about crimping?Since I would like to use fixed cartridges.Which leads me to think about the press,an arbor press?or can I find a shell holder and use a rockchucker.
     Being turned cases, wall thickness is greater than drawn cases?And is annealing called for at some point.This is getting very interesting Pete.What rifle do you have this chambered in.
                     Bob
  
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PETE
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Re: seek 28-30 info
Reply #6 - Feb 23rd, 2005 at 9:25am
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Bob,

  You can get dies for the .28/30 from Buffalo Arms. They have both the RCBS and 4D's. The 4D's are considerably cheaper than the RCBS but personally I'm not gonna recommend them to anyone. I've bought two sets of them and sent the .28/30 ones back to BA and got the RCBS's. The other set was for an 8.15 x 46R and it was barely acceptable. Particulars if you'd like.

  I haven't done any crimping. I just set up a "M" die with an expander plug the same diam. as the sized bullet. Mostly tho I have been breech seating. But, I think some experimenting with crimp will be in order this Spring. I know that for the .22 & .25 calibers crimping can help accuracy a lot since the mass of the bullet doesn't seem to be enuf to give the powder a chance to get up to pressure within the case. But, when you go up to .30 cal. it doesn't seem to give any benefit. So, I've been wondering what would happen with the .28. Will be interesting to try it out.

  RCBS does make shell holders for this cartridge, and you can use any standard size press you might have. I do my fixed ammo loading on a Bonanza Co-Ax, so your Rockchucker will do fine. I just use the Co-Ax because of the ease in switching dies.

  Interesting question about wall thickness. Never measured them so went down to the shop and measured some. Measuring several cases they average about .011". Not having an original case I can't say how this would relate to them, but if a comparable case like the .25/20SS is used for comparison then they would be .0015" thicker.

  Annealing is not required. If I recall right they have had the necks annealed. This is something I question as being necessary since the cases are turned from bar, I assume, and aren't subject to the same hardening as drawn cases. Some could consider this a handicap since it would probably not be a good idea to "soup" them up to velocities the cartridge wasn't originally designed for. As long as you stay within original parameters they do just fine.

  I agree it's an interesting thread. I really enjoy shooting the caliber. I don't think I'll ever be a threat to the top target shooters so just like the challenge the .28 presents when target shooting at 200 yds. Also, to me the .28 makes a really great Woodchuck/Fox type hunting weapon when used with cast bullets.

  The rifle I have mine in is an original Stevens 44 1/2 with a barrel made by Dave Casey...... owner of RMC. He made the cases to fit his chambering job. The gun is topped off with a 10x 1 1/4" Unertl, and I just got done having a SST trigger put into it. It'll be my offhand Schuetzen gun this year. Maybe get a little 'Chuck hunting with it if I can talk GWarden into it.  Smiley

PETE

  
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Bob_Allen
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Re: seek 28-30 info
Reply #7 - Feb 23rd, 2005 at 9:45pm
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  Thanks again Pete for taking the time to fill me in.RCBS dies are OK with me.I've never had any problems with them.I already have an old Lyman M die I use for my .280 although I have never checked the diameter,so I'll keep neck tension in mind.Since cases are not cheap,I can't think a full roll crimp time after time would be a good thing.Maybe taper crimped?I guess we'll both find out..........I think I'm gonna go for it Pete!I will be using it for chucks and coyote'of which there is no shortage in my area..........
                                       Bob
  
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PETE
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Re: seek 28-30 info
Reply #8 - Feb 23rd, 2005 at 10:55pm
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Bob,

  I would suspect that a taper crimp might be best if you're looking for max. case life. It would pay tho to try various hardnesses of roll crimp just to see. After all, we're trying for max. accuracy!  Smiley Especially where small game like Woodchucks are concerned. Considering the trajectories I'd invest in a range finder to.

We've got a lot of Coyotes here in central Iowa to. Starting to get wild hogs migrating up from Missouri now, but think the .28 will be a little lite for them.

  You get a chance let us know how things are going when you get your gun made up.

PETE
  
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Bob_Allen
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Re: seek 28-30 info
Reply #9 - Feb 23rd, 2005 at 11:26pm
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  Pete
      The first thing I'm going to put a crimp on is my billfold.
But I'm gonna love it.I'll be sure to keep you posted .....
                                                                   Bob
  
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PETE
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Re: seek 28-30 info
Reply #10 - Feb 24th, 2005 at 10:31am
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Bob,

  Well, better to spend money on guns than at the local tavern!  Smiley

  Been looking thru the back messages on this and see you don't mention what barrel you're going with....... or you gonna leave that to the 'smith?

PETE
  
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Bob_Allen
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Re: seek 28-30 info
Reply #11 - Feb 24th, 2005 at 11:06pm
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  Pete;
       As a party of the first part,If the fickle finger of fate saw fit to refund the money I once did spend at taverns.....
I would buy us both new guns...............
      As for the barrel,I had heard good things about Badger,but on checking around,lately it seems there is a question as to quality,and timelyness.One thing I do want is a straight octagon,just a personal thing,so that limits what is available off the shelf,as many of the makers will machine one it ain't cheap!!The first two rifles will probably have Green mountain bbls.Pac-nor is being considered also.I would love to have a Kriger but the charge to mill oct.is almost as much as the barrel(OUCH).If I can't figure it out I will trust Glenns judgement.One thing that keeps popping up in my mind though is WHITWORTH.One barrel maker does make a polygonal bore.It's beginning to get under my skin.Not for the 28-30,but some other caliber.So many ideas...so little time....
                        Bob
  
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PETE
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Re: seek 28-30 info
Reply #12 - Feb 24th, 2005 at 11:35pm
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Bob,

  Yeah! Badgers seems to be getting a bad rep as far as delivery goes. They still make excellent barrels from what I hear if you can get one.

  The full octagon will probably be a problem out side of a custom 'smith. I've never had a Green Mtn. barrel so don't know much about them, other than the guys seem to think highly of them. Might give them a call and see what they can do for you.

  If they can't do anything I'd give Dave Casey of RMC a call. As I mentioned he did my .28/30 and machined it half oct/round to fit the forearm of my Stevens. If I recall right he used a Douglas blank.

  One thing you'll have to consider is what twist you want. Most modern barrels are made with faster twists than the original 1-14 so this will restrict what you can get from commercial sources if you decide to go with the original twist. Dave thought at first he might have to go with a custom barrel but apparently Douglas makes that twist.

  But, be careful when considering twist. The .28/30 was originally made to shoot BP, and no more than a 120 or 130 gr. bullet. So if you intend to shoot BP going to a faster twist and heavier bullets might not work to well.

  I had to learn this the hard way with the .25/20SS. I thought a faster than normal twist for it might allow me to use bullets in the 110 - 120 gr. class. It does work ok with smokeless, but is pushing the limits that the case will take. Blew out three primer pockets before I backed off slightly. BP just doesn't give it enuf push to work any better than standard 75 -80 gr. bullets and 110 gr. bullets will show slight tipping past 100 yds. even with heavily compressed loads.

PETE
  
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Bob_Allen
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Re: seek 28-30 info
Reply #13 - Feb 25th, 2005 at 10:25pm
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  Pete:
       Light bullets will be used.I have no need to max out the case.Twist,along with ballistic parameters are the key.I am still doing my homework on this,as I would also like the option of using smokeless,as well as jacketed loads.There is much of this I find confusing.My current 7mm is a .280 Rem. Xpress in a Browning A bolt.This gun will shoot bullets from 100g.to 175g.with uncanny groups.I have no idea what the twist is but I would think one would notice a difference somewhere,Round nose being the exception.I know I really need to bone up on this,but I am a few thousand miles from my library and hopeing I don't have to make a decision on this point untill I get back.
                            Bob
  
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PETE
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Re: seek 28-30 info
Reply #14 - Feb 26th, 2005 at 6:29pm
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Bob,

  As I mentioned in my first(?) reply the standard twist for the .28/30 is a 1-14" twist. This what Stevens came up with for shooting bullets in the 120 - 130 gr. class. Of course you can go lighter, and in some cases an individual gun can go higher. But, this  120 - 130 gr. bullet was also what Stevens designed the case for. In my experience, anyway, if you try to go outside the original wgt. range of a BP cartridges design you don't get satisfactory results.

  If you keep the above in mind then you'll get excellent results with either smokeless or BP. This is the beauty of these old BP designed cartridges. You can use either powder with no problems. Something not possible with many of the "race gun" cartridges used in Schuetzen today.

  There should be no confusion in your mind about that modern cartridge you mention. I'm not familiar with it but would imagine they will have twists quite a bit quicker than 1-14" in order to handle a 175 gr. bullet. All you have to remember is to work within the parameters that were originally designed into the case and you can't go wrong. And that's what I've mentioned above.

  Altho you can certainly use jacketed bullets if you want, I'll have to leave you to figure out what you can do with those, but can give you data for cast 120 gr. bullets with either BP or smokeless.

PETE
  
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Bob_Allen
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Re: seek 28-30 info
Reply #15 - Feb 26th, 2005 at 9:50pm
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  Pete;
      Once I have all my ducks in a row I will be pleased to try some of your loadings.Since you have mentioned primer pocket size,have you any experiance using one in preference to another,reguarding B.P.or smokeless.I also have a question reguarding molds.It's been said that grease grooves should be deeper than the rifling,do you concur?I have no experience with older molds,all mine are either Lyman or RCBS,and have performed well.I am tempted to go for a new one since my 7mm molds are for heavy weights.LBT molds I have borrowed and were fine but have never owned any.There seem to be many makers of custom molds these days and have noticed threads in these and other sites.Any thoughts on this?
   As far as jacketed stuff goes,I have been casting my own since "65"".I do quite a bit of pistol and revolver,only for rifles the past few years.I thought I had a very good set up.Until it was found in "01"MY Antimony and lead content had finally caught up with me.Along with a host of other heavy metals.So I have cut back,not stopped though until I figure out a better set up.It has taken three years of chelation to get it all out of me.....Should be able to shoot another 40 years..........
                Bob
  
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PETE
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Re: seek 28-30 info
Reply #16 - Feb 26th, 2005 at 11:25pm
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Bob,

  On primers....... With BP I prefer regular rifle size. Win.large rifles to be concise. I've tried the magnums and as far as I'm concerned they don't work as well as standards. With that said a friend thinks the magnum rifles work better for him. I should caveat this by saying we're both talking about igniting .50/90SS full house loads. So I believe that if a regular LR primer will ignite up to 110 grs. of 1F BP with minimum ES/SD's, then I think standards will work with any load. My thinking is you need enuf flame to ignite the powder adequately, but not enuf to push the charge out of the case before proper pressure is built up.

  With smokeless I prefer to use Rem. 2 1/2's which is kind of a standard for shooting Schuetzen in the .32/40 & .38/55 class of cartridges. When I go to smaller cases such as the .28/30 I go to the CCI BR-4 primers for both smokeless and BP.

  Grease grooves........ Yes. Deeper, wider, grease grooves are a necessity when using BP, and if you ever have a chance to look at moulds made when BP was king you'll see that's how they were made. But it's not necessary with smokeless, and, again, if you will look at most of the custom moulds made today for smokeless Schuetzen you'll see most of the will have narrow, shallow, grooves. If you plan on shooting both BP & smokeless I would get moulds with wide, deep grease grooves. These bullets can be used with smokeless just by regulating the number of grooves you fill. I've even had to reduce the amount of lube on a bullet shooting BP in order to get rid of flyers due to lube purging. As for should the grooves be deeper than the rifling, it would be pretty hard to find a mould that this wasn't true for.

  Moulds to buy...... Both Lyman & RCBS make very good moulds, and I have several of each, not to mention those I have from Hoch, Brooks, NEI, LBT, SAECO, Corbin, and quite a few I & a friend have made over the years for special jobs. If the mould is from a "commercial" maker then you will have to be careful that the mould you get will suit the powder you want to shoot as mentioned above. Custom makers of course will make anything you want within their capacity to do so.

  Sorry to hear about your blood levels. I also do quite a bit of pistol & rifle shooting, plus casting, but so far I'm still "safe" after 50 yrs. of casting. Like you tho, a friend has had to go thru the treatment to purge his blood of high Lead content, so I'm trying to be more careful. Both my doc and his, and I'm sure yours, told us the best thing you can do is to be sure and wash your hands after casting or handling cast bullets. Another friend has been casting commercially for years and he uses a good ventilation system and the last I heard his Lead level was well within safe limits.

PETE
  
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waterman
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Re: seek 28-30 info
Reply #17 - Feb 27th, 2005 at 9:26pm
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I have shot my Stevens 44-47 in moderate amounts since I acquired it in 1967.  I got 35 original cases with the rifle.  I have ruined 2 or 3, but the rest are still serviceable.  I have used the standard 120 grain Lyman bullet, pan lubed & unsized, with FFG and a small smokeless priming charge of SR4759, with a card wad between the powder & bullet.  I use pistol primers as the Stevens will not set off rifle primers.  I use a 310 tool with a universal decapper and an old Ideal tool for priming.  No sizing or crimping needed.   

The 28-30 load accounted for a few woodchucks 1967-1970. just to keep them out of the garden.  Since then it has just punched holes in paper.  I bought 2 boxes of Bertram cases and a set of 4D dies to form Bertram cases, which look like some sort of basic brass, but I've heard so much negative about both that I have never used them.

My 28-30 is a lot of fun, but take the cartridge for what it is.  Don't try to shoot anything bigger than a woodchuck and leave the jacked bullets to the 7mms.

I do have & use 4D dies for the 8x60 R Kropatschek (or Guedes/Castro) and for the 8mm Siamese Type 45.  Both sets of dies are quite adequate & form cases without all the gyrations in Donnely's book.
  
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Bob_Allen
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Re: seek 28-30 info
Reply #18 - Feb 27th, 2005 at 10:00pm
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  Pete;
      I think we've covered most everything,but while I was looking into bbl.makers I find one(Pac-Nor)who not only offers many twist rates but also you get to choose:3,5,or 6 lands.
  Any thoughts on this?And have I missed anything.
                                                                   Bob
  
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PETE
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Re: seek 28-30 info
Reply #19 - Feb 28th, 2005 at 12:27pm
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Bob,

  I don't have any experience with Pac-Nor barrels, nor do I know anyone who does.

  There are probably many things we could cover about the .28/30 in general, but they would pretty well follow the advice of any other caliber. I could write a book on the subject, but best for you to post a question whenever you think about it and someone will usually come up with an answer, or give you an idea on how to proceed.

  You talking about the 3, 5, & 6 lands got me to thinking about land and groove width. A lot of the old guns had a 2 or 3 to 1 land to groove width. The grooves being 2 or 3 times as wide as the lands. This would be for shooting cast bullets. Most modern barrels seem to have equal width lands and grooves, and don't seem to lack accuracy with smokeless powders. So I am assuming the wider grooves would be for shooting BP before the advent of smokeless.

  And speaking of rifling and such....... One thing has always kind of puzzled me. Back in the old days the Zettler Bros. advertised that they could work on your barrel and make it able to shoot BP accurately all day without wiping out. The best I could ever get out of this was that they would cut a groove down the middle of the lands. What the shape was or deep & wide was never mentioned as far as I was ever able to find out. Warner mentions in a letter to Lowe that he took one look down one of these barrels and knew right away what they had done, but never mentioned exactly what he saw. The idea might have merit as it would cut down on metal displacement and the amount of metal dragged back as "fins", which Pope was death on.  Always wanted to talk to someone who had a rifle done by them and if this was the method they used and how it actually worked out. If it's as I'm thinking and it worked out ok I thought it might be a good idea to try out someday.

PETE
  
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Bob_Allen
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Re: seek 28-30 info
Reply #20 - Feb 28th, 2005 at 10:13pm
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  Pete:
       And speaking of rifling and such:If you should find such information soon let me know,could be interesting....It is also what intrigues me about whitworth rifling if it can be called that.Thanks again for your input.
                                          Bob
  
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MIKE-T
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Re: seek 28-30 info
Reply #21 - Mar 14th, 2005 at 7:21am
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Bob, somewhat slow on this reply, but as to the Pac-Nor barrels they are of very high quality, beautiful interior finish and if the original barrel used in 30 caliber is any example extremely accurate. Am on the second of their fine barrels now, this latest one will be chambered in 7-30 Waters, it is the three groove in the 1-9” twist. CPA is building the new rifle and should have it in 3 to 4 weeks. Went with the three groove as it sounded like it would make a good cast bullet barrel and it was different than the run of the mill barrels, time will tell. I'll be using a tapered 155gr pointed PB bullet, cast from a Barnett mold for breech seating and GC styles from Saeco, Ideal & custom makers molds will be tried out as time permits in fixed ammo. If interested will get back to you with the initial range results once the rifle is home and get a chance go out and shoot. Hopefully SPRING will arrive soon, so all the winter bound shooters can get back out and send lead down range.
MIKE-T   Smiley Smiley Smiley
  
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Bob_Allen
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Re: seek 28-30 info
Reply #22 - Mar 14th, 2005 at 9:00pm
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  Mike-t
        thanks for the reply.Yes I would be interested in your results.I was on the verge of going with a CPA when I saw the Wesson action.The rest is history now.We'll see!!
                                           Good Luck
                                                        Bob
  
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