22 wmr

Rflshootr

Member
I was looking at some barrels on Krieger's site and not having much experience with rim fire stuff ................
If you were going to chamber for a 22WMR would you use a .224 bore (centerfire) barrel or a .222 bore (rimfire) barrel?
I realize the 22WMR uses .224 bullets so I'm going to guess a centerfire barrel.
But then comes twist rate........16 in a rimfire and only a 14 in centerfire.:confused:
 
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Lilja site info for .22wmr dropin barrel

Lilja site:
(Our .22 rimfire barrels are available in four different twist rates: 9", 15", 16", and 17". The 9" twist is available as a 3-groove only, the 15" as a 6-groove only, the 16" as either a 3, 4 or 6-groove and the 17" as a 4-groove only. Barrels intended to be chambered for the 22 WMR cartridge should be ordered as a 15" twist of centerfire dimensions. Barrels for the 17 HMR and 17 HM2 cartridge should be .17 caliber centerfire of either a 9" or 10" twist.

We also offer the 16" twist rimfire barrels in two different inside diameters. Our standard dimensions are a .2215" diameter groove and a .217" diameter bore. The `tight' barrels are .2200" by .215" diameters.)

Rich
 
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