Strike Industries T1 Riser Mount for AR platforms features a black anodized finish. Designed for Picatinny rail mounting, it provides both Absolute and Lower 1/3 co-witness height options. Measures 0.93 long by 1 wide and 2.09 high, weighing 2.30 oz. This 3-piece set includes rail base mount, lower 1/3 height spacer, absolute mount, and hardware without rings included. Safety Note Always ensure the firearm is unloaded before installing or adjusting any optics or bases. Verify proper torque specifications during installation. Improper mounting may affect accuracy and safety.