The BSA 30RD-2M is a compact and lightweight red dot reticle for your dovetail or weaver rail. This multicoated red dot has a bright 5 MOA reticle with 11 brightness settings. This sight has a 30mm objective, unlimited eye relief, and adjustable wind and elevation with 1/2 MOA clicks. Includes flip up lens caps and is water and fog proof with an overall weight of 8.5 oz.