Siensync Tactical Rifle Picatinny Bipod- [Upgraded] (TM) Picatinny Bipod with 6-Inch to 9-Inch Adjustable Hunting Sniper Spring Return Bipod+Picatinny+ Swivel Stud Mounts Siensync picatinny bipod is heavy duty and made of hardened steel and aluminum. With a non rusting black anodized finish. Our picatinny bipod has an adjustable leg length (5 settings) with return springs, Handy, accuracy-enhancing accessory for your rifle with clever dual mounting design. [Upgraded] This picatinny bipodis precisely adjustable and equiped with lockable thumb wheel. [Upgraded] Picatinny mount and swivel stud mount makes it clever dual mounting. Adjustable height & foldable arms with spring tension, leg height of the picatinny bipod: 6 to 9 inches.