The BCMGUNFIGHTER stocks are a series of drop-in replacement stocks for the M4 Carbine, built to be lighter and more durable than the base equipment. Using a patented internal latch system, the Stock features an ambidextrous QD interface port, a web sling attachment slot, a built-in buttpad and the VBOS(Vehicle Borne Operations Sling) Tab, for securing a sling while not worn on body. The stocks are available with either a minimalist(Mod 0) or more pronounced cheek weld(Mod 0 SOPMOD). Features: Lack of sharp edges prevents tangling of the rifle with the shooter's sling, molle gear, or other kit Modular VBOST (Vehicle borne operations sling tab) - this tab interfaces with the shooter's riggers band or bungee to secure the shooter's sling against the stock when the carbine is not in use 2 different types of ambidextrous sling mounting options, including QD swivel sockets Simple modular design, (5) parts and (1) screw allow for modular adaption of future stock options and configurations