Description
Fortis Standard Billet Aluminum Castle Nut – Black
The Fortis Standard Castle Nut is manufactured from a solid piece of billet aircraft grade aluminum that offers a significant weight reduction to your castle nut. If you’re trying to save ounces, this is a great way, but without sacrificing durability. The castle nut will fit onto mil-spec buffer tubes and quickly upgrade the form and function of your build. The standard castle nuts only come in black.
Mfr Part: CN-STAND
Color: Black
Finish: Hardcoat Anodized
Material: 7075-T6 Aluminum
Weight: 0.2 oz
Fits: Mil-Spec (1.148″)
Platform: AR-15 / AR-308
Features:
– Finished in Type III Hardcoat Anodize
– Made from aircraft-grade 7075-T6 aluminum
– Lightweight design weighing 0.2 oz
– Uses a standard stock wrench to install
– Made in the U.S.A.
Includes:
(1) Standard Billet Castle Nut – Black
Click here for the Fortis Standard QD End Plate.



