Convert your M18x1 RH barrel to accept popular 5/8×24 RH muzzle devices with this precision-engineered thread adapter from CNC Warrior.This high-quality M18x1 RH to 5/8×24 RH thread adapter is the perfect solution for shooters who want to mount standard American 5/8×24 RH muzzle brakes, flash hiders, compensators, or suppressors on rifles with M18x1 RH threaded barrels. Designed specifically for 7.62/.30 caliber rounds and smaller, it delivers reliable performance on platforms like certain European hunting rifles, Tikka, Sako, or other M18x1 barrels.
Crafted with CNC precision and thoroughly inspected for perfect fit, concentricity, and alignment between both threads and the bore, this adapter ensures your muzzle device sits square and secure every time. It features two large flats for easy, wrench-tight installation and preserves the full front shoulder for optimal squaring and rock-solid lockup of your muzzle device.
Key Features & Specifications:
- Converts M18x1 RH (female) barrel threads to 5/8×24 RH (male) for muzzle devices
- Optimized for 7.62/.30 cal and smaller calibers
- Superior thread concentricity and bore alignment for accuracy and safety
- Large wrench flats for secure installation
- Maintains full front shoulder for proper device seating
- Made in USA by CNC Warrior – built for durability and reliability
Whether you’re upgrading your muzzle brake, adding a compensator, or setting up a suppressor, this affordable adapter gives you full compatibility without expensive barrel changes. It’s a smart, low-cost way to expand your options.
Important Note: Always verify your barrel thread pitch and muzzle device compatibility before installation. Professional gunsmith installation is recommended if you’re unsure.
By purchasing CNCW Muzzle Thread Adapter M18X1 RH to 5/8X24 RH from our online store, you are guaranteed to receive a high-quality item. We work with trusted brands to offer shooting and hunting enthusiasts, both amateur and professional, quality products at a reasonable price. Choosing to buy from us means opting for quality and practicality
The actual appearance of the product may differ from the image on the website. For additional information about payment, delivery, and product specifications, please contact us by phone or email.










