Overview
Whether you're swapping out a muzzle device, doing a barrel change, or starting a completely new build, you'll need an armorer's wrench to do the job right. The Magpul Armorer's Wrench for AR-15/M4 platforms will engage stock and pin-style barrel nuts, castle nuts, rifle receiver extensions, and most muzzle devices with 3/4" flats. It also has a provision for a 1/2" torque wrench with proper torque specs listed on the tool for easy reference. More importantly, it features a built-in bottle opener for all the Topo Chico addicts.
What's Included
- 1x Magpul Armorer's Wrench for AR-15/M4
Specs
FEATURES
- Extremely durable, solid steel tool that's comfortable to grip
- Heat-treated steel construction with manganese phosphate finish
- Engages stock and pin-style barrel nuts and carbine castle nuts
- Fits standard-sized 3/4" flash hiders
- Installs and removes rifle-length and entry-length receiver extensions
- Has extended teeth for use with ASAP plates
- Includes two hammer faces
- Works with a 1/2" torque wrench—with USGI torque spec references stamped on the tool
- Bottle cap opener
- Warranty: Covered by Magpul's manufacturer warranty. Warranty service is provided by Magpul.
Made in the USA with US steel.
Technical Specifications
| Platform | AR-15, M4, M16 |
| Weight | 1.1 lb. |
| Handle Thickness | 0.35 in. |
| Length, Maximum | 11.7 in. |
| Compatibility | USGI barrel nut Free-float tube barrel nut 1/2" torque wrench/breaker bar interface USGI castle nut wrench, usable with aftermarket end plates such as the ASAP® and ASAP-QD 3/4" wrench for most flash hiders/muzzle brakes Not compatible with larger diameter pistol-style receiver extension tubes |
30 Day Return Policy
Easy returns and exchanges.
Learn more →Shipping Restrictions
- Cannot be shipped to: CA.
- Cannot be shipped outside the US.
- Cannot be shipped to: AA, AE, AP, AS, FM, GU, MH, MP, PR, PW, VI.


