Weatherby JRail Model 307 Picatinny Rail 20 MOA Matte

The Weatherby PEAK 44 Picatinny Rail (JRail) is a purpose-built scope base for the Weatherby Model 307 long action. It provides a 20 MOA cant to support extended-range optic adjustment and a rear cutout that enables low ring use and proper eye relief with large ocular or magnification rings. Constructed from aerospace aluminum with a matte black finish, the JRail accepts Picatinny/Weaver style rings and ships with installation hardware guidance.

Key Specifications

• Designed for Weatherby long actions with a 20 MOA cant to extend elevation adjustment range.
• Constructed from aerospace aluminum for a balance of strength and light weight.
• Finish is Black Matte for low reflectivity and a subdued appearance.
• Mount type is Integrated Picatinny/Weaver, compatible with Picatinny and Weaver-style rings.
• Dimensions are listed as 1.10 x 3.40 x 9.10.
• Listed weight is 0.19.
• Rings are not included; requires Weaver-style rings for attachment.
• Rear cutout allows use of low rings and large ocular/magnification rings to achieve proper eye relief.
• Recommended torque specification is 20 in/lbs for mounting hardware.
• Includes a T10 Torx bit and uses #8-40 screws for Model 307 installation.

This JRail offers a compact, rigid platform for mounting optics on Weatherby Model 307 rifles where increased elevation and correct eye relief are required. Its rear-cut design and integrated Picatinny compatibility make it a practical choice for shooters fitting low rings or large ocular scopes while maintaining a matte, low-profile finish and precise mounting interface.