This is our universal Buffer Retainer Tube Detent Plunger. It's compatible with AR-15 and AR-10 buffer tubes in both rifle and carbine lengths. The plunger has a phosphate finish and both pieces are made of steel.
Features:
- Mil-Spec
- Steel construction
- Retainer - Phosphate finish
- High tensile spring - stainless steel
- Fits: AR-15, AR-10
