Key features

• •45 Degree Offset Picatinny Rail Mounts: 45° Offset Side Rails Mounts allows the attachment of flashlights, lasers, red dot sights or other. The 45 degree offset angle is the perfect solution to visual interference when using multiple accessories at the same time, perfect for amateurs and professionals.
• •Fits 21 mm Picatinny Rail System: LONSEL offset rail base mounted on standard 21 mm picatinny style rail platform, ensure mounting hunting accessory seamlessly.
• •3 Slots 45° Offset Picatinny Rail: 45° offset mounts with groove weight reduction design. Pack of 3-slots with matched screws and 1 pcs allen wrench. Low profile & lightweight, 3 slots weight: 0.87 Oz.
• •Stable Mount, Solid & Durable: Precision machining of high grade 6061 aluminum alloy in black matte anodizing finish, and high tensile steel screws, durable & lightweight, don't worry wobble or shake.
• •Side Clamp Block Design & Easy To Install: One side clamp block design with 2 built-in clamp fixing screws, easy and quick to remove or mount via allen wrench tool, It can be installed left or right, won't damage your rail.