Performance Tool, 40", 6 Caster Creeper, 300 LB Weight Capacity, Powder Coated, Heavy Duty, Tubular Steel Frame, Shielded 2-1/2" Swivel Casters Allow For Easy 360 Degree Movement, Fully Padded Deck With Cushion Head Rest, 2-1/2" Replacement Caster Assembly, 40" x 17" x 4" Creeper Size, Lever Action Headrest Adjusts To 3 Position, Bring Comfort To Your Working Area.