AR-15 M4 M16 Carbine Heavy Stock Replacement Buffer Mil-Spec - Guntec
CAR15 M4 Heavy Stock Buffer. High quality heavy buffer performance at a reasonable price. Buffer weighs in at a smooth 4.4 ounces and topped with a MIL-SPEC Reinforced Polymer Bumper. Black Oxide matte finish. Promotes smoother cycling and helps reduce recoil.