Arisaka Defense Light Mount For SureFire Scout Light Pro Weapon Lights Fits Picatinny Anodized Finish Black. This mount is a drop-in replacement for the OEM Picatinny mount" and allows for optimal positioning with lasers" plus can be used in a cantilever fashion off the end of the handguard for less barrel or suppressor shadow. The Patent Pending design features a triangular shape that resists twisting or bending. Compatible with the following Surefire Scout Light Pro models: M140A" M340C" M340V" M640DF" M640U" and M640V. Specifications for Arisaka Defense Light Mount For SureFire Scout Light Pro Weapon Lights Fits Picatinny Anodized Finish Black: Manufacturer: Arisaka Defense Color: Black Finish: Anodized Black Additional Features: Mount Surefire Scout Light Pro Picatinny Rail Case Finish: Anodized Handle Color: Black Blade Finish: Anodized Handle Finish: Anodized Features of Arisaka Defense Light Mount For SureFire Scout Light Pro Weapon Lights Fits Picatinny Anodized Finish Black: Length: 3.0" Weight: 1.7 oz" Package Contents: Arisaka Defense Light Mount For SureFire Scout Light Pro Weapon Lights Fits Picatinny Anodized Finish Black