The Leupold BackCountry cross-slot base is designed specifically for the Nosler M21 Short Action. Its one-piece construction uses lightweight 7075-T6 aluminum and accepts both Picatinny- and Weaver-style rings.

The matte finish and low-profile design provide a practical mounting platform for compatible optics. A milled recoil lug and keeper screw support a secure, streamlined setup for hunting and other field applications.

Key Specifications

• The base is designed for the Nosler M21 Short Action.
• The cross-slot base uses 7075-T6 aluminum construction.
• The mounting interface is a Picatinny rail and Weaver-style design.
• The base is supplied as one piece.
• The base measures 6.30 inches in length.
• The matte finish provides a subdued appearance suitable for field use.
• The base is supplied without rings.
• The listed product weight is 0.18.
• The mount is made in the USA.

With its lightweight aluminum construction, broad ring compatibility, and purpose-built fit for the Nosler M21 Short Action, the Leupold BackCountry cross-slot base offers a dependable foundation for a properly matched optic setup.