.458 SOCOM bolt face

M16 cut bolt carrier

Magnetic particle tested

Nitride finish inside and outside

Forward assist serrations

Correct auto sear trip location

9310 steel bolt

8620 carpenter steel carrier

Includes O-ring extractor helper to run under all conditions

With a reputation for precision manufacturing, KAK Industry offers quality, American made components at affordable prices.The KAK Industry AUTO .458 SOCOM bolt carrier group is machined to match MIL-SPEC M16 bolt carriers for the greatest reliability, as well as compatibility with registered auto sears. A durable salt bath nitride finish has been applied for easy cleaning and long term durability. The bolt face has been expanded to .472" for use with the popular .458 SOCOM cartridge.