The Weatherby J010001 Picatinny rail is a scope base designed for Weatherby Mark V Magnum 9-lug actions. It provides a 20 MOA slope and a rear cutout that enables lower ring heights and improved eye relief for larger objective or ocular scopes. Constructed from aerospace-grade aluminum, the rail accepts Picatinny/Weaver-style rings and ships with a T10 Torx bit for installation.
Key Specifications
- Compatible with Weatherby Mark V Magnum 9-lug action firearms.
- Mount type: Picatinny Rail/Weaver.
- Built-in slope: 20 MOA to assist with extended-range sighting adjustments.
- Material noted as Aluminum in manufacturer data.
- Finish specified as 7075 T6 Aluminum.
- Model/part identifier shown as J010001 (Picatinny Rail) in product naming.
- Rings included: No.
- Torque specification for mounting screws: 20 in/lbs.
- Screw compatibility: #8-40 screws for Model 307 and #6-48 screws for Mark V & Vanguard models.
- Installation tool: T10 Torx bit included.
This scope base is intended for shooters who require a low-profile mounting solution that accommodates larger optics and provides a 20 MOA incline for extended elevation capability. The rear cutout supports lower ring heights and improved eye relief while maintaining compatibility with standard Picatinny and Weaver ring systems. The included torque and fastener specifications are provided by the manufacturer for proper installation and fitment.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




