Evolution Gun Works AR Gas Block with Picatinny Top

Low Profile Provides Clearance For Optics & Free-Float Forend Tubes. 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 with Picatinny Top: Manufacturer: Evolution Gun Works Color: Black Gun Make: AR Platform Package Contents: Evolution Gun Works AR Gas Block with Picatinny Top