How much does this cost to the nearest dollar?

AeroCreeper - Adjustable Height Mechanics Creeper
AeroCreeper is an adjustable height mechanics creeper that is used to maintain, wash, or work on airplanes, other aircraft, heavy equipment or industrial equipment. Operating Instructions The Aerocreeper was designed for simple maintenance and operation. Simply adjust the creeper to the desired height before getting on. You must be off the creeper to adjust it. ​ To raise the seat, just lift up on the top of the backrest to the desired height - it will automatically lock into position. The seat will remain securely locked until you want to lower it. To lower the seat, simply lift up on the front of the seat while securing the back rest with your other hand. Lower the seat to the desired position then let go

Price is $509.00
Price: $509