Dec 9, 2014 · Glad to know the breech face is on the bolt not the barrel. Prefer not to sound ignorant when I can. The marks I am wondering about are in 3 places on the chamber face. (2) …

Jun 15, 2018 · fresh off reporting damage to the left side of the bolt I've noticed that the guide rod is starting to cause a dimple in the top centre of by Mark Iv's breech. Round count for this gun …

Aug 31, 2006 · But it does have a muzzle and a breech. The hammer hits a percussion cap that sits on a nipple screwed into the breech plug. The breech plug is, in turn, screwed into the …

Jan 24, 2020 · But it does have a muzzle and a breech. The hammer hits a percussion cap that sits on a nipple screwed into the breech plug. The breech plug is, in turn, screwed into the …

May 24, 2023 · My 1911 had machine marks on the ramp that I polished out using 2000 grit sandpaper and a dowel that matched curve of the barrel ramp. And did the same to the breech …

Dec 21, 2013 · It does not seem to be getting caught on the bolt or the extractor. It just seems like the tips of the bullets are not going up high enough. The bolt is worn a slight amount on the …

Jun 30, 2024 · Hi All, I have a Tactical solution receiver, Gemtech Mist barrel, all mounted on a Magpie stock. Was at the range yesterday and tried different brands of ammo - round nose …

Apr 9, 2012 · The "hole" in the barrel is the chamber. Thats where the round goes off. It is reamed to exact specifcations, both diamiter and depth. The breech end must be square to the bore. …

Sep 24, 2018 · 10/22s control headspace by a "collar" on the bolt face that extends at least .050" and may be as much as .060". The "collar" surrounds the case head when the bolt is fully …

Apr 18, 2018 · With all the talk before about the issue, I find it strange that more people haven't inspected their bolt/firing pin condition while cleaning/maintaining their internals before having …