Accuracy Speaks M14/M1a Gas Cylinder Wrench
Supports the gas cylinder so it wont be twisted by the wrench when unscrewing the gas cylinder plug. Makes it possible to separate these parts in the field without a vise. Also holds the gas piston stem during cleaning. Mfg: Accuracy Speaks SPECS: Aluminum. 6'''' (15.2cm) long x 1 1/2'''' (3.8cm) wide x 5/16'''' (7.9mm) thick.