Expo Arms Mid-Length Gas Tube - Stainless Steel

Faxon Firearms Mid-Length Gas Tube, Bright Stainless

Armaspec Mid-Length Gas Tube, Silver - Enhance Performance with Reliable Gas Flow - ARM653-ML

Armaspec Rifle-Length Gas Tube, Silver - Superior Gas Management - ARM653-RL

Armaspec Carbine-Length Gas Tube, Silver - Precision Gas Flow - ARM653-CL

Ballistic Advantage Gas Tube Mid-Length Fits AR15 Stainless Steel Silver

Guntec USA AR-15 Mid Length Gas Tube 11.75in Stainless Steel

Sons Of Liberty Gun Works Mid-Length Gas Tube for AR-15 Stainless