The side mount adapter is a great addition to the weapon of any shooting enthusiast. It is designed to be used with a Flat Top AR-15 or Tactical Rifle. The Warne 45 Side Accessory Mount requires no additional gunsmithing or modifications of any kind. The mount provides a 45 accessory platform that attaches to a Picatinny rail and is simple to install with no modification required to your firearm. Product Features Durable Lightweight Requires no modification Product Specifications For: AR-15 and Tactical Rifles Style: Picatinny