2A Armament AR-15 Pistol Buffer Tube Black 2A-BSPT-1. The buffer tube holds the buffer spring and as the bolt of your AR moves back when it is shot the spring in the buffer tube compresses and pushes the bolt back forward to cycle the rifle. The buffer...

In stock
ShipAmount $0.00
RevType 2
Manufacturer 2A Armament
Sku 2ABSPT1
Identity 30876978291