Brownells AR-15/M16 Dust Cover Safety Flag Yellow Plastic

Bright, highly-visible yellow insert instantly lets the RSO and other shooters know your weapon is unloaded and safe. Perfect for training exercises and classroom activities where it's vital to quickly identify that weapons are safe at all times. Blocks the chamber to ensure that a round cannot be loaded when the flag is installed. Completely seals the ejection port to keep out dust, dirt, and other debris. Mfg: Brownells SPECS: Plastic, yellow.