Click to Enlarge See Through Weaver Scope Mount Base for Carrying Handle Features & Description: Full Metal Scope Mount Base w/ QD Nut Design to raise up the mount base level Carry Handle Top Allow installation of Aiming Devise without removing carry handle "SEE-THROUGH" design allow using the original metal sight even with scope on 20mm Standard Weaver Base take any scope mounts Easy to hook up All Matt Black finish & Construct of Alloy Metal Install any red dot or scope onto this 20mm scope mount base Specifications: Weight 85g Rail Length 127mm / 5 Inches Rail Type 20mm Weaver Scope Base Built Material Aluminum Alloy Color Black Matte     Package contains: See Through Weaver Scope Mount Base for Carrying Handle