Fortis QD End Plate features the quick detach swivel socket. This AR15 lower receiver end plate is designed for carbine style buffer tubes for the AR15 & 308 platforms. 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.

Specifications and Features:
QD End Plate: 6061 Aluminum
Castle Nut: Aircraft Grade 7075-T6 Aluminum
Type III Hardcoat Anodize
Quick Detach Socket
Made in America
Black