The highly versatile Matrix combines great features and rock solid stability in an affordable rest. Ultra rigid U-channel frame quickly adjusts in length for the perfect fit with any gun while remaining perfectly stable. The two piece sliding frame incorporates an open central channel with plenty of clearance for hi-capacity detachable magazines (AR style guns) as well as lever action guns. A convenient storage area incorporated into the front of the base features a removable lid that adds additional clearance when detached but also doubles as a rubberized rear support surface for firing handguns when left in place. Another key feature is the latest innovative front elevation system is a spring loaded tension mechanism and height adjustment knob allow for fast