Barska Barrel Clamp Bipod Medium Height. This Shooting Bipod from Barska clamps on to rifle's barrel for a more stable platform. The legs on the Barska Barrel Clamp Shooter's Bipod feature a posi-lock wheel and a rubberized comfort stand to prevent tipping. Wheel adjustment that clamps on a range of barrel sizes from 11mm to 19 mm. The Barska Rifle Barrel High Clamp Bipod is easy to use and install and has legs that fold up for easy storage. Specifications for Barska Barrel Clamp Bipod - High: Adjustable Height: 8"-10" Material: Aluminum Weight: .64 lbs Color/Finish: Black/Matte Applicable Firearm: Barrel Clamp between 11mm to 19mm Warranty: 1 Year Limited Features of Barska High Barrel Clamp Shooting Bipod Adjustable Height Min-Max 6.7 in - 7.5 in Body Material Aluminum Rail Type Range of barrel size between 11mm and 19mm Finish Black Matte Package Contents: Barska High Barrel Clamp 1 Piece Rifle Bipod Barska AW11890: Barrel Clamp Bipod Medium Height