CMMG 9mm Ejection Port Cover Kit with Gas Deflector Black

Ideal for 9mm or .22LR builds this drop in ejection port cover kit comes with a steel cover pin spring and polymer gas deflector. Deflector is intended to keep gas and residue out of the shooter s face using it as a brass deflector on anything larger than .22LR can result in damage. Cover comes with detent and detent spring installed. Features and Specifications: Manufacturer Number: 22BA627 Steel Matte black Deflector Polymer black Includes: Ejection port Rod Brass Deflector Spring