FMA Steel Armourers' Wrench for M4/AR-15

If you have plans to customise your M4/AR-15, this versatile combination tool is essential! The Steel Armourers' Wrench for M4/AR-15 from FMA allows you to easily remove M4/AR-15 platform barrel nuts and castle nuts, allowing you to change the entire front end of your AR and make it truly yours. The built-in castle nut wrench also allows GBBR users to remove their buffer tube and switch it out for a fixed stock, PDW stock or folding adapter without any janky processes or scratching your hardware with inappropriate tools. Made from 304 stainless steel and machined to a high standard, the FMA Steel Armourers' Wrench for M4/AR-15 is a must-have for any M4/AR-15 customisation addict!