_x000D_ Adjustable Bipod Adapter with 20mm Rail Barrel Tube Mount for Picatinny Weaver Scope Flashlights Sight Torch Hunting Accessories Feature: Laser tube clip for sights and flashlight lasers, solid aluminum construction, hard black anodized matt finish. Easy to install (tools included), comes with a wrench, perfect for flashlights, laser sights, bipods and more Durable all-metal construction, lightweight. Fully mounted base for any 20mm standard rail Specification: Name: Butterfly clip (can clip round tube) Specifications: Depth: 20mm, Height: 1.25"(Rail Mount), Height: 1.75"(Barrel Mount), Width: 1.5". Adjustable from 20-30mm Size: 10mm-21mm diameter, 20mm guide rail Material: aluminum alloy Package Contents: 1 X Butterfly Clamp 1 X Wrench Notes: Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture. Thanks! Due to manual measurement, please allow 1-2cm measurement deviation. _x000D_ _x000D_