The Warne M996M Maxima Matte Black Steel Base is a 1 piece base designed for Browning Mark II, Bar II, and BAR rifles. This base offers a low profile design and is constructed of steel, providing a significant upgrade from traditional 2 piece bases. The Maxima design allows for compatibility with Warne Maxima QD Rings, enabling shooters to utilize open sights by looking over the top of the base without altering their shooting position.Key FeaturesMount Type: Weaver mount type for secure attachment and compatibility with a variety of optics.Material: Constructed from durable steel for enhanced strength and longevity.Recoil Slot: Features a full width recoil slot in each base for maximum bearing surface with Warne Rings.