Fortis Manufacturing Showing all 3 results Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Fortis Billet Stripped Lower Receiver .223/5.56mm $265.79 Add to cart Fortis Manufacturing, Inc. Shift Angled Fore Grip, Fits M-LOK, Black Anodized Finish F-SHORT-KM $86.19 Add to cart Fortis Stripped Billet Lower, AR-15, 223 Rem/5.56mm, Black $244.59 Add to cart