The Weaver 99468 is a versatile base designed to suit a range of weaponry, ready to assist with your modern sporting rifle, competition pistol, inline muzzleloader, and bolt-action hunting rifle. The Tactical Picatinny Extended Multi-Slot Base, a core feature of this model, gives you an extra 1-inch of forward length, allowing for a wider scope of mounting options.Designed with user needs in mind, it includes an integral recoil lug and Torx screws that are guaranteed to resist slipping or stripping. The multi-slot base is crafted from robust 6061-T6 aluminum and features a matte hard coat anodized finish for longevity and durability. The base is designed to work seamlessly with both Picatinny and Weaver style rings.Specifically, this model is compatible with Ruger American long action rifles, making it a fantastic choice for those using such firearms.