Barska Picatinny/Weaver Bipod Medium Height. The Barska Picatinny/Weaver Adjustable Bipod with Posi-Lock is easy to use has a lightweight design and features adjustable extendable legs that fold up for quick and easy storage. Barska AR-15 M16 Picatinny/Weaver Adjustable Bipods include rubberized feet for a more stabilized shooting position with adjustable height. Specifications for Barska Picatinny/Weaver Adjustable Bipods: Adjustable Height: 6.5"- 8" Material: Aluminum Weight: .5 lbs Color/Finish: Black/Matte Features of Barska Picatinny/Weaver Bipod: Posi-lock adjustable folding legs Extendable locking legs Fits picatinny/weaver style forends rails Strong and lightweight aluminum construction Rubberized feet 1 year limited warranty Package Contents: Barska Picatinny/Weaver Adjustable Bipod Barska AW11886: Picatinny/Weaver Bipod Medium Height