HHC-A18 Closed Emitter Optic for RMR footprint & Glock MOS & Picatinny Rails

For RMR Footprint & Glock MOS & Picatinny Rail Systems. HHC-A18 is a fully sealed and enclosed red dot optic. Its closed housing seals all electronic components safely within the body of the sight, prevents rain, mud, sand, or snow from blocking operation of the sight. With rugged 7075 aircraft-grade aluminum housing construction, while 100% nitrogen purging and o-ring seals ensure fogproof and waterproof performance, making it reliable in the harshest weather and environmental conditions. Comes with RMR adapter plate and MOS plate and high Picatinny rail mount, fits for most pistols, handguns, shotguns, rifles or other picatinny rail systems. (can't be used for Glock 43x/48 mos pistols) Shake Awake Technology Compact reflex sight integrates with motion sensing illumination tech to help save battery life, a CR2032 battery can be used for up to 50,000 hours. After 4 minutes without motion, illumination shuts off, even the smallest tap or tilt will wake it up to the previous brig