Evolution Gun Works AR Gas Block .625 Barrel Diameter Black

Evolution Gun Works AR Gas Block .625 Barrel Diameter Black. Machined aluminum gas block properly directs gas and won?t interfere with optics accessories or free-float forend tubes. Installs easily with set screws. Does not include roll pin. Available in Black only. Specifications for Evolution Gun Works AR Gas Block: Manufacturer: Evolution Gun Works Color: Black Gun Make: AR Platform Package Contents: Evolution Gun Works AR Gas Block Evolution Gun Works 30600: AR Gas Block .625 Barrel Diameter Black