This is a complete AR-15 Pistol Buffer Tube assembly from Phase 5 Weapon Systems.

The lower slot is machined to accept all Mil-Spec end plates and sling mounting accessories.

Features

• enhanced buffer spring
• billet aluminum Pistol buffer tube
• Mil-Spec end plate
• Mil-Spec castle nut
• Mil-spec carbine buffer
• Ultra-durable NPVC-constructed buffer tube foam pad.