3Skull Paintball Tippmann 98 A-5/X7 Folding Bipod Telescoping Bipod is spring loaded and made out of aircraft grade aluminium. Awesome upgrade for the Sniper. The legs fold when not in use. The legs extend from 6" to 9". This Bipod will fit the BT-16 Combat Barrels, The Trinity Combat Barrels, and the 16" Combat Barrels that we sell. This bipod will ONLY work with combat barrels.