Expo Arms

Expo Arms Low Profile AR-15 Gas Block – Nitride – Set Screw – .750" The Expo Arms Low Profile .750 Gas Block provides a compact, secure gas-system mounting solution for compatible AR-15 and AR-308 barrels. Precision machined from 4140 chrome moly steel and finished in corrosion-resistant salt bath nitride, it is built for reliable performance beneath most free float h

Expo Arms Stainless Steel Gas Tube – Carbine Length The Expo Arms Carbine-Length Gas Tube is a dependable replacement or build component for rifles using a carbine-length gas system. Constructed from corrosion-resistant stainless steel and supplied with a gas block roll pin, it provides the essential connection needed to route gas from the barrel’s gas block to the receiver