These Sport riflescope rings position the center of the riflescope tube at a height of 0.9 inches and weigh 1.74 ounces per ring. Sold two rings per package. Compatible with both Picatinny and Weaver mount systems. Crafted from durable 6061 aluminum with a low-glare, matte-black anodized finish, it features laser-engraved torque specs for fast, accurate installation every time. Integrated recoil lug ensures secure, repeatable alignment under recoil.