Shooters who use the Lyman Bag Jack during their time on the range can avoid the frustration that comes with trying to build a solid shooting position that just doesn't have enough elevation. The Lyman Bag Jack is purpose-built to allow shooters to better elevate their rifle platforms, ensuring that they can maintain a safe and comfortable position while keeping their rifle on target. Jack measures 10" x 10" Constructed from steel and aluminum Features textured surface for added grip Using the Lyman Bag Jack is simple. Users can easily use the adjustment knob, and the jack folds up for storage and transport. Mfg: Lyman