Complete 10oz AR-15 extra heavy buffer kit gives you everything you need to get your 9mm 40 S&W or 45acp AR-15 running smoothly. Compatible with both GLOCK and Colt style magazines.
Specifications:
- Buffer weight: 10oz
- Buffer length: 4″. No need for a spacer
- Bumper color: Blue
Contents include:
- 10oz 9mm buffer
- Carbine buffer spring
