Ultimate Arms Gear Pro QD 30mm Low Profile Rifle See Thru Premium Scope Rings (Set Of 2) With 7/8" Weaver-Picatinny Base Black Matte Finish New Generation Construction Pro Precision Machined Lightwweight Aircraft Aluminum Alloy 30mm Low Profile Size With See Thru Design So You Can Still Use Your Iron Sights Installs Easily In Seconds To All Weaver/Picatinny Rails With Secure Locking Quick Release Thumbnuts Rings Are Lined With Protective Inner Tape To Protect Scope From Scuffs And Scratches High Strength And Durability Great For Rifle, Shotgun, Pistol 30mm Scopes, Lights Or Lasers