Upgrade to a precision-machined steel Warne Maxima M825/825M scope base from Warne Scope Mounts for your bolt-action rifle. This firearm-specific fitment is engineered to fit a Ruger American Rimfire rifle, a Marlin XT-17 bolt-action rifle, or a Marlin XT-22 rifle.Key FeaturesStyle: Weaver style for compatibility with a wide range of optics.Color: Finished in black for a sleek, low-profile look.Length: Measures 5.6500 inches for a precise fit.