Phase 5 AR-15 Pistol Receiver Extension/Buffer Tube w/ Foam Pad

Inter-Store Transfer
If this item is out of stock at your local RifleGear but available at our other location, no problem. Just place your order and select In-Store Pickup as the shipping method. As long as the item is legal in your location, we will transfer the item for you. You will be notified by email once your item has arrived at the destination.

The Phase 5 AR-15 Pistol Buffer Tube features a billet 7075-T6 aluminum construction with a foam pad.

The Pistol Buffer Tube is compatible with Mil-Spec Carbine buffer, action spring, end plate and castle nut(not included).

This pistol tube is compatible with SB Tactical Braces that accept round tubes.  Not compatible with adjustable braces such as the SBA3, SBA4, PDW.