Fenix ALG-15 Picatinny Rail Mount Fits Any Flashlight with Diameter of 0.925-1.02 with a Head Smaller than 1.5 Anodized Finish Black. The quick release roller allows you to mount a flashlight for a secure fit. Made of hard-anodized aluminum this mount is strong and lightweight-perfect for harsh conditions where durability counts. Specifications for Fenix ALG-15 Picatinny Rail Mount Fits Any Flashlight with Diameter of 0.925-1.02 with a Head Smaller than 1.5 Anodized Finish Black: Manufacturer: Fenix Color: Black Finish: Anodized Black Additional Features: Mount Case Finish: Anodized Handle Color: Black Blade Finish: Anodized Handle Finish: Anodized Features of Fenix ALG-15 Picatinny Rail Mount Fits Any Flashlight with Diameter of 0.925-1.02 with a Head Smaller than 1.5 Anodized Finish Black: Mounts to Picatinny Rails (MIL-STD-1913) Package Contents: Fenix ALG-15 Picatinny Rail Mount Fits Any Flashlight with Diameter of 0.925-1.02 with a Head Smaller than 1.5 Anodized Finish Black