Higoo&reg; Tactical Compact High Profile One Inch 1" High Picatinny Riser Mount(1" H x 3.35" L) for Scope and Optics High-profile mount for rifles, Picatinny/Weaver rail with 8 slots See-through design allows for the use of the original iron sights Aircraft aluminum construction with black matte finish, easy install/release Easy to install and detach, no tools needed Height: 1"; Length: 3.35"; Weight: 4 OZ