Ultimate Arms Gear Tactical Silver Finish Precision Machined Aluminum Ruger Ranch Rifle .223 7.62 Mini-14 Mini-30 PC-9 PC-4 Carbine Low Profile Scope Sight Light Laser Rail Mount Easy no gunsmith installation requires no permanent rifle/carbine modification Rail mount fits onto the existing integrated Ruger scope ring slots/grooves Provides a Weaver Picatinny Standard Accessory Rail for Scopes, Red dot, Lasers etc. Precision machined with a hard anodized finish built to withstand severe recoil abuse