Compact riser mount Medium-profile Compatible with Weaver/Picatinny equipped rifles 3-slots Side plate with spring tension for quick installation Precision made from aircraft aluminum with matte black anodizing 0.83" saddle height See-through design Aluminum 1pc 1.6" long 1.75" wide 1" high This 1-piece, medium profile UTG riser mount is compatible with Weaver/Picatinny rail equipped rifles. It's compact size and spring tension side plate allow for quick installation on your gun. The riser mount is made with aircraft grade aluminum that can withstand adverse weather conditions and rugged terrain. Pick one up for your gun today. See-through design, 3 slots.