Primary Weapons Ratchet Lock Castle Nut and Endplate set

Introducing the PWS Ratchet Lock Castle Nut & Endplate Set, a secure and reliable solution designed to enhance stability and simplify installation for AR-style firearm builds. Engineered for ease of use, this system eliminates the need for traditional staking by utilizing a ratchet lock design that installs quickly with a standard castle nut wrench. Once installed, it provides a rock-solid fit that remains secure under heavy use and demanding conditions. Built from high-quality materials with a durable finish, it is designed for long-lasting performance and compatibility with both PWS Enhanced Buffer Tubes and standard mil-spec buffer tubes.

Product Details

• Product Type: Castle Nut & Endplate Set
• Brand: Primary Weapons Systems (PWS)
• System: Ratchet Lock design
• Compatibility: Mil-spec buffer tubes and PWS Enhanced Buffer Tubes
• Installation: Tool-friendly (castle nut wrench)
• Finish: Durable protective coating

Product Features

• Eliminates need for staking during installation
• Ratchet lock system provides secure, repeatable tightening
• Designed for quick and simple installation
• Maintains a rock-solid lock under heavy use
• Compatible with standard and enhanced buffer tube systems
• Improves overall buffer tube stability
• Built from high-quality materials for long-term durability
• Ideal for both professional and personal firearm builds