Compatible with AR-15, AR-10, and AR-9 platforms There's nothing wrong with the performance of the mil-spec charging handle on your new AR. But it could perform better. That's where we come in. The easy-to-install RISE Extended AR Charging Handle Latch will make it much easier to rack your mil-spec charging handle and charge your rifle. Whether you are wearing gloves or shooting in the rain, your hand will never slip. Swiftly charging your AR is smoother than ever. Installation Instructions Step 1: Using a 1/16 punch tool, tap out the roll pin (the only pin) on your mil-spec charging handle. Step 2: Remove the mil-spec charging handle latch. Step 3: Place the RISE Armamet Extended AR Charging Handle Latch in the open slot. Step 4: Line up the holes of the AR Charging Handle Latch and mil-spec charging handle, then carefully tap in the included roll pin. *NOTE: DO NOT use old roll pin. Extended, ergonomic engagement surface to improve performance and ensure grip Simple to install, roll pin included Compatible with all standard mil-spec AR charging handles Available in six anodized colors: Black, RISE Red, Patriot Blue, Spartan Bronze, Silver, and Graphite Durable and lightweight - precision machined from 6061 Aluminum Height: 0.35 in. Width: 1.1 in. Length: 1.3 in. Weight: 0.2 oz.