Key features

• •【Perfect for All 21mm Picatinny/ Weaver Rails】Modkin 4 Set of Different Heights 1'' Scope Mount Rings Include 2 Pcs Medium Profile 2 Pcs High Profile In One Package. Our Scope Rings Perfect for All 21mm Standard Picatinny/ Weaver Rails, Available In Two Styles For Your Choose, A Must Have Scope Rings for Hunting Shooting! Perfect for Mounting Most Scopes Which Are In 1''/ 25.4mm Scope Tube.
• •【Hollowed-Out Design & Built-In Tape Protection】Design In See-Through Style, Provide Potential Visibility For Open Sights, Meanwhile Hollowed-Out Configuration Helps To Release Heavy Duty When Clamping Your Scope. Built-In Tape Inside Per Rings To Prevent From Marring The Scope, Also Prevent Sliding and Holding Postion Accurately.
• •【Premium Aircraft Aluminum, Solid & Durable】Precision Machining of Aircraft Grade 6061 Aluminum Alloy + High Strength Steel In Black Matte Anodizing Finish, Sturdy & Lightweight Construction, High Quality, Sturdy Construction, Build No Wobble, Offer Durable Safe Performance In The Field.
• •【Rail Clamp Screw Design & Easy To Install】With 1 Rail Clamp Screw and 2 Scope Clamp Screws Per Side, Ensure Mount Any 1'' Scope Firmly, Just Twist On/Off The Rail Clamp Screw Nut Via Allen Wrench and Mount The Base On 21mm Rail, Simple and Quick To Remove Or Install. Comes With 2 Pcs Allen Wrench.
• •【4 Set Of Two Styles 1'' Scope Rings】2 Pcs Medium Profile - 0.5'' Gap From Base Of Mount To Bottom Of Ring - Item Height 1.9'' - Dimension: 1.9 x 1.6 x 0.8 Inch - Weight: 2 Oz Per Ring; 2 Pcs High Profile - 0.71'' Gap From Base Of Mount To Bottom Of Ring - Item Height 2.0'' - Dimension: 2.0 x 1.6 x 0.8 Inch - Weight: 2 Oz Per Ring.