View Full Version : wtk: how much are chambers oversized?

June 12, 2002, 17:53
Headspace IS 1.630 fires, extracts, re-loads,...
spent cases come out about .010 over original size using 7.62x51 NATO ball. no signs of problems. Rifle checked over, and test fired by a professional gunsmith, who does a lot of barrel work, but this was his first L1A1. TIA, glenn.