Gideon Optics Granite RMR Competition 8 MOA Green Dot SightThe Granite Competition Red Dot gives you an RMR compatible optic thats as easy to install as it is to use. Take your scores to the next level with a big red dot built for performance based on real world feedback from competitive shooters just like you. Features: Built with a 7075 T6 aircraft grade aluminum housing, shockproof technology, and a waterproof design to make sure your competition optic is ready for whatever comes your way. Features a large