LDR by Grey Birch MFG

Published on July 30, 2025
Duration: 18:01

This review of the Grey Birch MFG LDR rifle, built on a Ruger 10/22 platform, highlights its modular chassis system. The reviewer, Ivan from Kit Badger, details its adjustable stock, M-LOK and ARCA rail integration, and threaded barrel. He discusses its utility for practice in disciplines like NRL22 and for hunting small game, emphasizing its role in developing long-range shooting fundamentals with .22LR.

Quick Summary

The Grey Birch MFG LDR rifle, built on a Ruger 10/22 platform, features a modular chassis with adjustable stock, integrated Picatinny and ARCA rails, and a threaded barrel. It's praised for its utility in practicing long-range shooting fundamentals with .22LR and for hunting small game, with accuracy varying by ammunition, achieving around 1 MOA with match loads.

Chapters

  1. 00:01Introduction to Grey Birch LDR Rifle
  2. 00:19Steel vs. Carbon Fiber Barrel Options
  3. 01:04Ruger 10/22 Patent and Aftermarket
  4. 01:46Adjustable Stock and QD Mounts
  5. 02:20Chassis Hinge and Grip Compatibility
  6. 03:05Integrated Picatinny and ARCA Rails
  7. 03:29Barricade Stop and Threaded Barrel
  8. 03:50Shooting Experience and Fun Factor
  9. 04:21Competition Use: NRL22
  10. 05:21Long Range Practice with .22LR
  11. 06:21Hunting Ground Squirrels
  12. 07:22Accuracy Testing: Group Sizes
  13. 10:45Ammo Test: Gytech Subsonic
  14. 10:57Ammo Test: SK Red Box
  15. 11:08Ammo Test: SK Purple Box Target
  16. 11:23Ammo Test: Ele Subsonic
  17. 11:33Ammo Test: Winchester Subsonic
  18. 11:49Ammo Test: CCI Stinger Supersonic
  19. 12:05Ammo Test: CCI Mini Mag
  20. 12:16Ammo Test: CCI Velocitor
  21. 13:04Supersonic vs. Subsonic Accuracy
  22. 13:39Overall Thoughts on the LDR Chassis
  23. 14:06Weight Options and Customization
  24. 14:32Value of .22LR for Skill Building
  25. 15:05Reliability Issues: Fouling
  26. 15:52Bag Rider Accessory
  27. 16:33Availability and Newer Models
  28. 17:04Chassis Customization Options
  29. 17:48Conclusion and Outro

Frequently Asked Questions

What is the Grey Birch MFG LDR rifle based on?

The Grey Birch MFG LDR rifle is built on a Ruger 10/22 platform. Its chassis is designed to accept standard Ruger 10/22 actions and magazines, offering a modular upgrade path for the popular .22LR rifle.

What are the key features of the Grey Birch LDR chassis?

The LDR chassis boasts an adjustable length of pull and comb height, integrated Picatinny and ARCA rails for optics and tripod mounting, M-LOK slots for accessories, and a threaded barrel. It also accepts standard AR-pattern grips.

How does the Grey Birch LDR perform in terms of accuracy?

In testing, the LDR rifle achieved groups as tight as approximately 1 MOA with specific subsonic match ammunition at 100 yards. However, accuracy varied significantly with different ammunition types and shooter performance, with some groups exceeding 6 MOA.

What are the advantages of using the LDR rifle for training?

The LDR rifle is excellent for practicing long-range shooting fundamentals like ranging, dialing dope, and holding for wind at closer distances, making it an economical and accessible training tool for disciplines like NRL22 or PRS.

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