Keep your mount light and accurate. - Keep your favorite firearm and rifle scope lightweight and accurate with a set of Aim Sports 1" Weaver Scope Rings. Black anodized 6061 T6 aluminum construction stays light while also giving you a wide and sturdy contact area. The machined recoil lug fits snugly into the rail to prevent forward or rearward motion while firing. 6061 T6 aluminum construction; Black anodized finish; 1" ring; Machined recoil lug; Wide contact area; Compatible with Mil 1913 rail; High, medium and low heights; Construction: 6061 T6 aluminum; Tube size: 1" High center height: 1.21"; High saddle height: 0.75"; Medium center height: 1"; Medium saddle height: 0.5"; Low center height: 0.83"; Low saddle height: 0.33"; Mfr. Number: QWN1H (High), QWN1M (Medium), QWN1L (Low)