AR400 Steel Custom Castle Nut Wrench – 3/16" Thick | Rifle Build Tool

A purpose-built castle nut wrench machined from 3/16" thick AR400 steel — tough enough to handle the torque, precise enough to protect your buffer tube. Whether you're building your first rifle or maintaining a well-worn setup, this wrench makes tightening and loosening castle nuts clean and easy.

Custom cut for a solid fit, this is the kind of tool that earns a permanent spot in your range bag or gun room.

Product Details

• Material: AR400 steel
• Thickness: 3/16"
• Custom laser cut design
• Compatible with standard AR-style castle nuts

*Disclaimer: Always follow safe firearm handling practices. Buyer assumes all responsibility for use.*