Quickly attach/detach your flashlight to your gun’s rail with the Fenix ALG-00 rail mount’s quick release rail clips. The adjustable diameter allows you to use any flashlight that is 0.9”-1.02” (22.5-26mm) in diameter. The ALG-00 is made of precision machined aluminum with an anodized black matte finish. It includes an anti-skid rubber cushion to maintain a firm hold of your flashlight.