Aimpoint ACRO P2 Red Dot Sight 3.5 MOA Dot
It's an anodized end in addition to it to make it scratch resistant. The sight can be h2o, shock, and fog proof. Just like the p2. It may even past you for a long period.Right after using a Trijicon RMR for a while, I've to confess the P2 is the higher optic for the price. The large window makes buying up the dot pretty speedy. This is often put on