AR15 Stock Spanner Free Float Jam Nut Wrench

  • $14.99
    Unit price per 
Shipping calculated at checkout.


An essential tool for any AR15 tinkerer or builder. The AR15 Stock Spanner Wrench and Free Float Jam Nut Wrench is simple yet effective when installing a buffer tube or stock assembly. It grabs onto your castle nut and allows you to loosen or tighten it so you can remove your end plate or buffer tube. It can also be used to remove the jam nut to remove to free your tube up for removal.