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.