Leupold Mark 4 20 MOA One-Piece Base for .70 S.A. Adapter with 8-40 Screws
The Leupold Mark 4 20 MOA One-Piece Base for .70 S.A. Adapter with 8-40 Screws is a Leupold mounting system designed to securely connect optics and a compatible platform. The one-piece configuration and Picatinny/cross-slot interface allow for quick identification of the intended installation type.
Choosing the correct base depends on the weapon model, action length, hole pattern and threading, and the type of rings used. The integrated 20 MOA incline increases the usable elevation adjustment range for long-range shooting.
Key Features
Series / System: Mark 4
Configuration: One-piece
Mounting Interface: Picatinny / cross-slot
Finish: Matte black
Integrated incline: 20 MOA
Recommended screws: 8-40 thread
Stated compatibility: Mark 4 20 MOA One-Piece Base for .70 S.A. Adapter with 8-40 Screws
Product Identification
Manufacturer code / MPN: 170748
Before mounting, compare the weapon's model, generation, and action length with the stated compatibility. Also, check the screw threading, hole spacing, and ring type; installation must be performed on an unloaded weapon, observing the torque specifications provided by the manufacturer.