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- Path: sparky!uunet!haven.umd.edu!mimsy!smoke.brl.mil
- From: gwyn@smoke.brl.mil (Doug Gwyn)
- Newsgroups: rec.guns
- Subject: Re: Glocks and Lead Bullets?
- Message-ID: <19389@smoke.brl.mil>
- Date: 21 Nov 92 13:19:14 GMT
- Sender: news@mimsy.umd.edu
- Organization: U.S. Army Ballistic Research Lab, APG MD.
- Lines: 16
- Approved: gun-control@cs.umd.edu
-
-
- In article <1992Nov17.210359.5084@cbnews.cb.att.com> lvc@cbvox1.att.com (Lawrence V Cipriani) writes:
- #I believe the problem above is due to the polygonal barrel in 9mm Glocks.
- #The big-bore Glocks do not have a polygonal barrel ...
-
- Is that really true? Certainly the .40S&W models have so-called
- "polygonal rifling".
-
- I think the real problem is that the lead bullets get banged up
- during the semiautomatic loading cycle.
-
- I've also observed keystoning with one major inexpensive lead-
- bulleted brand (and a .45ACP user told me he had the same experience).
- If the bullet is not aerodynamically sound then of course one will
- get lousy groups.
-
-