360 Degrees Swive Adjustable Bipod with Quick Detach Lever, Six Adjustable Height 7 1/2″ – 10 5/8″ for Hunting and Outdoor, Black. Quality Material: Socpuro bipod is made of nylon and aluminum alloy; Nylon is corrosion and impact resistant and can prevent accidental dropping of the bipod; Aluminum alloy is strong and lightweight, combining load resistance and portability.