TraXion 2-710 BigFoot Rolling Gear Seat Strong and comfortable padded seat capable of holding 350 lbs. Handy spinning removable Gear Tray keeps all the necessary tools within reach Patented Square Shank Caster assembly keeps casters in a secured position and prevents the casters from falling off Top of the line, best in mobility 3" speed casters allow for smooth and safe rolling on a variety of surfaces Strengthened square tubing combined with the widened wheel base makes for an extremely safe and stable rolling creeper seat