The American Defense Mfg Delta Scope Mount 30mm 1.7″ is designed for high power optics on flattop AR-15s. Featuring a cantilever design with 2″ of eye relief and a height of 1.93″, it’s perfect for use with NV gear or gas masks. Made from precision-machined 6061 T6 aluminum and finished in hard coat T3 Mil-Spec anodize, this mount includes horizontal split rings and the patented QD Auto Lock Lever system for secure attachment to both in-spec and out-of-spec rail systems.