Weaver 1 Grand Slam Ring Medium Matte, Clam 49303 Premier Crown Designed specifically to clean carbon

Designed specifically to clean carbon & fouling from the bolt carrier assembly area of MSR/AR-style rifles

you need a defense spray that hits hard and works the first time

or SWAT-T tourniquet handy

Prevents a lid from slamming shut

I would like to mount an RMR on it

Weaver 1 Grand Slam Ring Medium Matte, Clam 49303 Premier Crown Designed specifically to clean carbonWeaver 1 Grand Slam Ring Medium Matte, Clam 49303 Weaver Grand Slam Rings have been engineered and manufactured to instill confidence, confidence that your ring will not fail when you are making the shot of a lifetime. Each Grand Slam Ring starts as a piece of solid steel bar stock and is slowly and meticulously machined into a finished ring. Each ring features an integrated square recoil lug for superior ring to base contact offering maximum recoil