MRA Renegade/Maverick Barrel Gas Port Seal This gas port seal is intended for use on any barrel drilled with a gas hole. Specifications: Material: AISI 4140 Steel Treatment: Black Oxide Sizes: 0.625″ 0.750″ 0.875″ 0.936″ Lifetime Warranty Includes: 1x Gas Port Seal 1x Screw Check out our other rifle parts here
