The LBE Unlimited AR-15 pistol buffer tube in Colt Gray is a replacement or build part for AR-15 pistols (LBE part no. PBTCG). LBE Unlimited, a parts maker based in Acworth, Georgia, supplies it with a protective foam sleeve over the tube. The Colt Gray finish matches the classic gray tone of older Colt rifles and gives a build a retro look. The buffer tube threads into the rear of the lower receiver and houses the buffer and action spring that make the rifle cycle. It is a simple, inexpensive part for a pistol build or for replacing a worn or damaged tube.

Key Specifications

• The part is an AR-15 pistol buffer tube, made for AR-15 pistol builds.
• The finish is Colt Gray, a classic gray tone for retro-style builds.
• A protective foam sleeve is included over the tube.
• The tube houses the buffer and action spring, the parts that let the AR cycle.
• It threads into the rear of an AR-15 lower receiver, held with a castle nut and end plate.

Frequently Asked Questions

What color is this buffer tube? Colt Gray, a gray finish that matches the classic Colt look.

What comes with it? LBE Unlimited ships the AR-15 pistol buffer tube with a protective foam sleeve.

Buy the LBE Unlimited AR-15 Pistol Buffer Tube, Colt Gray

A gray buffer tube is a small detail that makes a retro-styled pistol build look finished. Add it to your order from our AR buffer system parts and it ships fast and direct from our Lubbock, Texas shop.