Strike STRIKEPITRED Pit Viper Stock Red Aluminum AR PlatformsThe Pit Stock is designed to work in concert with the Advanced Receiver extension. By interfacing with the keyed receiver extension, the additional points of contact results in a fitted feel and rattle free, rock solid lock up. Despite the additional strength, the minimalist design weighs only 4 oz. The stock can be adjusted out to three positions to create a more custom fit for the shooter. Ambidextrous QD swivels are built in for a strong,