Sniper BP07 Spring Loaded Legs Compact Precision Bipod, Black Attach to any Weaver/Picatinny firearm Aircraft grade steel and aluminum construction Spring loaded folding action Spring loaded legs retract Instantly with a push of a button Available in a compact BP07 with an adjustable height of 5.5-8 inches and a full size BP07 with an adjustable height of 7-11 inches