Product Description:

AR-15 Pistol Buffer Tube (PBT)™ by Phase 5 Weapon Systems Inc features our billet aluminum buffer tube, foam pad constructed of ultra-durable nitrile rubber, plus Mil-Spec end plate and castle nut. Buffer tube is compatible with Mil-Spec carbine buffer and spring, and the lower slot is machined to accept all Mil-Spec end plates and sling mounting accessories.

Outside diameter: 1.25”

Includes:

• Pistol Buffer Tube (PBT)

• Castle Nut

• End Plate

• Foam Pad

CNC-MACHINED 7075 T651 CERTIFIED US MADE BILLET ALUMINUM PISTOL BUFFER TUBE

Tube is designed to fit Mil-Spec carbine buffer and spring.