AR-15 Mil-Spec Castle Nut
$4.99 at OpticsPlanet · 2 stores
In stock Sale
MyGunLab compares prices on 608 KAK Industry products from 13 stores, in 14 categories. Most are buffer tubes & springs, muzzle devices and bolt carrier groups. Below are the lowest-priced KAK Industry parts a store has right now in each category; open a category to see them all and filter by length, caliber and more.