The RTDM30 1x30 micro dot reflex sight is red and green dual-illuminated dot sight made form aircraft grade aluminum with Weaver style Picatinny 1913 mounting system. Dot sight is Nitrogen charged and fog proof and has a shock-resistant housing and withstand constant heavy recoil. Coated lens provides superior light transmission, resolution and scratch resistance that offers elevated peripheral and depth perception. This micro dot reflex sight is low profile and adaptable to many different profiles. Dot sight features adjustable turrets elevation, windage and adjustments are easily accessible. Includes protective lens cover. Limited lifetime warranty.