Spikes Tactical .223 Rem/5.56 Bolt Carrier Group, Nickel Boron - ST5BG03
Sale
$
202.50
$309.39
Save $106.89 (35% Off)
Spikes Tactical .223 Rem/5.56 Bolt Carrier Group, Nickel Boron - ST5BG03, Your bolt carrier group is one of the most critical parts of your build. Don't buy an imitation. This is the same BCG we use on our builds.
Features:
Complete nickel boron-plated M-16 BCG
Nickel boron coating inside and out (bolt, carrier, and gas key)
Laser engraved with ST Spider logo
Mil-Spec carrier - 8620 tool steel, full auto M-16
Bolt- 158 carpenter steel, shot peened, high pressure tested (HPT), magnetic particle inspected (MPI)
Mil-Spec extractor - 8620 tool steel, nickel boron finish, extractor spring, black extractor inser and Viton O-ring
Mil-Spec gas key - 8620 tool steel, grade 8 hardware, properly staked
Firing pin with hard chrome finish
Cam pin nickel boron finish
Retaining pin