254mm 30mm 45 Degree Offset Flashlight Scope Mount Holder For 21mm Picatinny Weaver Rail Quick Release Button Hunting Package includes: 1 set of Flashlight Mount Holder The product will be upgraded constantly, the appearance and color may be changed, please don't mind. And take a consideration before place the order if you have request for color or appearance. Fits all standard Picatinny or universal rail systems Specifically created for the M-Series flashlights Comes complete with mounting hardware for easy installation Constructed of hard anodized aluminum guaranteed to outlast its competition Flashlight Mount 45 Degress offset Rail size: 0.8' Ring diameter:25.4/30 mm weight75g Material:Alloy Metal.Fit for Picatinny/Weaver Rail Type