UTG Goliath Bipod, 6-8 Center Height, Picatinny Matte black anodized 6061-T6 aluminum Steel components Designed to withstand big bore calibers up to .50 BMG 3-position folding center height-adjustable legs (0, 45, 90) 7-position spring-loaded locking leg extensions (.38/9.65mm increments) 5.9-8.05 (150mm-204mm) center height and a 60 open angle Tool-free tension-adjustable QD Picatinny base with integrated squared recoil lugs QD rubber oversized foot pads, interchangeable with most aftermarket QD foot pads Locking QD levers Tension adjustable 28 panning and 40 left and right tilt Posi-lock push buttons Weight: 24oz (695g) Limited lifetime warranty