The Tractor Supply Pneumatic Shop Stool with Backrest is a versatile shop stool designed to handle all your tough projects. The height is adjustable so you can find the best position for the job. With a cushioned seat and padded backrest, you can finally get to work in pure comfort. The package comes with an instruction manual, spare parts bag (including 8pcs-sleeved allen head screws, 4pcs-bolts and nuts, 2pcs-small bolts, 1pc-open-end wrench and 2pcs-allen wrenches) and pneumatic swivel shop stool with backrest (including 1pc-metal backrest, 1pc-seat, 1pc-pneumatic cylinder, 1pc-centre hub, 1pc-round plate, 4pcs-legs, 2pcs-tubes, 1pc-upper ring and 1pc-footrest ring).