Mossberg Chuckster 640K .22 WMR 22 Magnum Review & Shoot

Published on June 22, 2022
Duration: 19:15

This review of the Mossberg Chuckster 640K .22 WMR covers its historical context, physical attributes, and shooting performance. The rifle, produced in the 1960s, features a 24-inch barrel and factory iron sights. While surprisingly light and well-balanced, the review highlights some minor issues with light primer strikes and the looseness of the adjustable rear sight. Despite these, the rifle demonstrated good accuracy potential, especially with 30-grain V-Max ammunition.

Quick Summary

The Mossberg Chuckster 640K is a .22 WMR (.22 Magnum) bolt-action rifle from the 1960s featuring a 24-inch barrel and adjustable iron sights. It is noted for its surprisingly light weight and good balance. While it demonstrated good accuracy potential, especially with 30-grain V-Max ammunition, some light primer strikes were observed.

Chapters

  1. 00:00Introduction & Rifle Overview
  2. 00:13Mossberg Chuckster 640K .22 WMR
  3. 00:27Barrel Length & Sights
  4. 00:38Weight and Balance
  5. 01:04Production Date & Condition
  6. 01:35Stock and Furniture Materials
  7. 01:49Bolt Operation and Safety
  8. 02:00Magazine Details
  9. 02:05Dovetail Mount
  10. 02:32First Shots & Sight Adjustment
  11. 03:07Ammunition Selection
  12. 03:24Initial Shooting Results (25 Yards)
  13. 04:00Sight Adjustment Process
  14. 05:04Rear Sight Removal & Front Sight Drift
  15. 05:33Post-Adjustment Shooting (25 Yards)
  16. 06:00Testing 40-Grain Ammunition
  17. 06:54Velocity Testing Setup
  18. 07:26Chrono Testing: 30-Grain V-Max
  19. 08:18Chrono Testing: 40-Grain Winchester
  20. 09:00Chrono Results & Misfires
  21. 09:39Primer Strike Issues
  22. 10:20100 Yard Shooting Setup
  23. 10:30Target at 100 Yards
  24. 10:44Shooting at 100 Yards
  25. 11:54100 Yard Shooting: V-Max
  26. 12:00100 Yard Shooting: Misfire
  27. 12:41100 Yard Shooting: Winchester
  28. 13:17200 Yard Shooting Challenges
  29. 13:30Visibility Issues at 200 Yards
  30. 14:05Aiming Strategy at 200 Yards
  31. 14:39Trigger Assessment
  32. 14:52200 Yard Shooting: Hornady V-Max
  33. 15:55200 Yard Results & Misses
  34. 16:11200 Yard Group Analysis
  35. 17:00Accuracy Potential Discussion
  36. 17:44Overall Rifle Impressions
  37. 18:13Future Scope Plans
  38. 18:34Conclusion & Channel Links

Frequently Asked Questions

What caliber is the Mossberg Chuckster 640K?

The Mossberg Chuckster 640K reviewed is chambered in .22 WMR, also known as .22 Magnum. This rimfire cartridge offers more power than standard .22 LR ammunition.

What are the key features of the Mossberg Chuckster 640K?

This vintage rifle from the 1960s features a 24-inch barrel, factory adjustable iron sights, a smooth bolt action, and a detachable 5-round magazine. It's noted for being surprisingly light and well-balanced.

How accurate is the Mossberg Chuckster 640K?

The rifle demonstrated good accuracy potential, producing tight groups at 25 yards. At 200 yards, despite challenging visibility and wind, it managed to group three shots effectively, suggesting good inherent accuracy.

What issues were encountered during the review of the Mossberg Chuckster 640K?

The primary issue noted was occasional light primer strikes, leading to misfires with certain ammunition. The rear sight was also found to be quite loose, requiring careful adjustment.

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