MotoTec 50cc Demon Cylinder-Piston Kit

Description

New frontier bolt carrier ar15 7.62×39 black

FEATURES:
-8620 Steel Carrier
-4130 Steel Gas Key
-9310 Steel Bolt
-Gas Key properly staked to MILSPEC
-Salt Bath Nitride Finish
-Forward Assist Serrations
-Shot Peened/MPI/HPT
-Lifetime Warranty

Other Features: For 7.62×39 builds