This is a durable and easy-to-install component designed to protect the AR-15 ejection port from dust, debris, and moisture. Made from DKP steel and finished with black oxide, it provides excellent durability and corrosion resistance for long-term reliability in the field or at the range.Key Features•Durable Steel Construction: Made from high-quality DKP steel for strength and wear resistance.•Black Oxide Finish: Provides enhanced durability and corrosion protection.•Quick Installation and Removal: Allows for rapid attachment or detachment, ideal for maintenance or upgrades.•AR-15 Compatibility: Designed for standard AR-15 upper receivers.Specifications•Material: DKP steel•Weight: 0.021 kg