Fits 21mm Picatinny Weaver Rail System: The offset rail mount fits on standard 21mm picatinny or weaver rail, perfect attachment for hunting accessories.
Simple to Install:Install screws by allen wrench tool, easy to install or remove. Perfect Lock System and once tightened they have not shaken loose . Superior Support makes it a great addition to help upgrade your style!
45 Degree Offset Picatinny Rail Mounts: The 45° offset design can be placed at both a good angle and drop point and allows the attachment of lasers, red dot sights flashlight or other tactical offset.
Durable but Lightweight Material Aircraft Aluminum: Precision machined out of solid structure aircraft aluminum alloy and high strength steel in black matte coating anodizing finish with shiney.
Super Multi-size Rail Pack: Pack Of 3-slots, 3-slots (with pattern)5-slot rails, 6 sets matched screws and 2 Pcs Allen Wrench, perfect for customizing hunting shooting!