Fortis Switch 556 Rail System – Barrel Nut

Fortis Switch 556 Rail System – Barrel Nut

Extra barrel nut for the Fortis SWITCH rail system for the 5.56MM. Having an extra barrel nut allows you to remove our Switch rail from one upper to another in a matter of seconds. Many have found this to be extremely useful.

Features

• 4140 heat-treated barrel nut (1-7/16 X 16 T.P.I.)
• 1.6 oz
• Made in the USA!