UBUD1002 Features: * Bulls bag * Bench model * 4 Chamber butterfly design is self tightening * Holds firearm like a vise * Increases stability * Reduces the amount of recoil felt by the shooter * Rubberized Top * One bag eliminates the need for a 2 bag system * Does not affect point of impact * Most compact, user friendly and effective shooting aid in the industry Dimensions: * Overall dimensions: 0.625" H x 9.5" W x 18.5"D