Shop › FORTIS LA STOCK W/BUFFER TUBE BLK FORTIS LA STOCK W/BUFFER TUBE BLK $379.95 Fortis Manufacturing, Inc. LA Stock, Includes 6 Position Buffer Tube and Fortis QD End Plate, Mil-Spec, Fits AR-15, Black LAS-BNDL-15 Quantity: Add To Cart Added! Fortis Manufacturing, Inc. LA Stock, Includes 6 Position Buffer Tube and Fortis QD End Plate, Mil-Spec, Fits AR-15, Black LAS-BNDL-15