AR15 9MM CARBINE BUFFER
SUPER HEAVY VERSION
EXTENDED LENGTH FOR PROPER BOLT CATCH OVERTRAVEL
4.0 INCHES LONG
WORKS WITH STANDARD 556 SPRING
10 OZ USING 4X SLIDING TUNGSTEN WEIGHTS
FOR 9MM BUILDS ONLY
AR15 9MM CARBINE BUFFER
SUPER HEAVY VERSION
EXTENDED LENGTH FOR PROPER BOLT CATCH OVERTRAVEL
4.0 INCHES LONG
WORKS WITH STANDARD 556 SPRING
10 OZ USING 4X SLIDING TUNGSTEN WEIGHTS
FOR 9MM BUILDS ONLY