The finishing touch for your rifle and optic combination, Pro Riflescope Rings combine rock-solid reliability and strength with high quality machining to ensure accuracy and consistency. Streamlined, lightweight, and durable, the rings use four T-25 Torx-style socket cap screws for secure mounting. These Vortex Pro Series Rings feature a weight of 2.67 oz. (75.69g) and Center Scope Height of 1.45" (36.8mm). For Picatinny/Weaver style mounts. Product Features Type 2 Low-Glare Matte Black Anodized Laser Engraved Torque Specifications Integrated Recoil Lug 6061 Aluminum Made in the USA