The strongest light-weight Bravo Company polymer stock available for your mil-spec receiver extension is here! Snag free Design. No sharp edges prevent 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. Increasingly, this is the most common application when operating inside a vehicle. 2 different types of ambidextrous sling mounting options, including QD swivel sockets. Integrated color matched rubber butt pad for secure shoulder placement, along with increased durability. Simple modular design. 5 parts, and 1 screw allow for modular adaption of future stock options and configurations. Also includes : BCM 7075T6 Mil-Spec Receiver Extension, Locking Nut M4 (Castle), Mil-Spec Carbine Action Spring, Carbine Buffer, BCM QD Swivel Mount End Plate. Made in the USA