Shooting Jerry Miculek's PERSONAL 940 JM PRO!

Published on November 4, 2020
Duration: 17:47

Jerry Miculek details his personal Mossberg 940 JM Pro, highlighting design enhancements over the 930 for competitive shooting, including improved gas systems for reliability and reduced maintenance. Key features like a beveled loading port, oversized controls, and adjustable stock are discussed, alongside custom modifications such as Mag-na-porting and the use of Briley chokes and Vortex optics.

Quick Summary

The Mossberg 940 JM Pro is designed for competition with a redesigned gas system for cleaner operation and reliability, allowing up to 1,500 rounds between cleanings. It features a beveled loading port, oversized controls, and an adjustable stock, with Jerry Miculek's personal model including Mag-na-porting and a Vortex red dot sight.

Chapters

  1. 00:00Intro: Jerry Miculek's 940 JM Pro
  2. 01:01930 vs. 940 Enhancements
  3. 02:14Key Features & Ergonomics
  4. 04:09Custom Mods & Chokes
  5. 06:34Gas System & Maintenance
  6. 08:56Ammunition & Performance
  7. 15:44Optics & Conclusion

Frequently Asked Questions

What makes the Mossberg 940 JM Pro suitable for competition shooting?

The 940 JM Pro is designed for competition with features like a beveled loading port for faster reloads, an oversized bolt release and handle, and an adjustable stock. Its redesigned gas system also ensures reliability with various loads and allows for extended use between cleanings.

How does the 940 JM Pro's gas system differ from the 930 series?

Mossberg engineers worked with Jerry Miculek to redesign the 940's gas system for cleaner operation, enabling up to 1,500 rounds between cleanings. Internal components are titanium nitride coated for better lubricity and easier carbon removal, improving overall reliability.

What custom modifications does Jerry Miculek have on his personal 940 JM Pro?

Jerry's personal 940 JM Pro features custom Mag-na-porting on the barrel to reduce muzzle rise, enhancing control during rapid firing. He also uses a Vortex Venom red dot sight mounted on the receiver for improved target acquisition.

What chokes and accessories come standard with the Mossberg 940 JM Pro?

The factory 940 JM Pro typically ships with a set of three Briley chokes (Improved Cylinder, Modified, and Skeet) and a factory magazine extension, making it ready for competition right out of the box.

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