TRIROCK 21mm Weaver Picatinny 5 Slots Rail Base Riser Adapter Rifle Barrel Mount Scope Flashlight Converter Mounts

Solid Aluminum Construction wIth Matte Black Finish, that ensure the lightweight and hard durability. The smart two-Pieces Design for Clamping Rifle Barrel could adjust the compatible barrel Diameter Range: from 17mm to 27mm to fit perfectly. Comes with studs and allen key that allows for even and secure clamping pressure and one integral accessory rail, Meanwhile it provides the flexible tension. The compatiable standard MIL-SPEC top 21mm picatinny rail with 5 slots, will allow to mount Picatinny and Weaver style tactical accessories like flashlights, scopes and red dot sights. Quick and easy installing and removal. It is a good alternative for integrate the flashlight or scopes with the barrels.