Leupold® mounts are every bit as rugged and dependable as the Leupold optics they’re intended to secure. With a huge variety of mounting systems, for nearly every type of firearm under the sun, you’re sure to find the perfect match for you firearm, and your style of shooting.
System employs a slot and spline design, and comes in 1-Piece and 2-Piece configurations.
Mark 4® bases accept Mark 4 rings, ALL cross-slot rings, Badger, PRI, ARMS and Leupold QRW™ / PRW™ ring
Bases have a ¼-degree slope for long-range shooting applications