High Quality F20M Series Black Vinyl Mechanical Suspension Seat. * All dimensions& specificaions must be checked before ordering. This is a universal seat meant for a flat mounting surfac. Some applications may require drilling and bracket fabrication to mount seat. Suspension stroke 4" *Slide track travel 6" *Weight adjustment 110- 330 lbs *Mechanical lumbar support *Ergonomic design *Multi angle adjustable backrest, adjustable headrest and fold-up armrest *Polyurethane seat cushion and backrest covered by a durable black vinyl. Heavy duty construction. Some assembly required.Prices subject to change without notice. Most seats are shipped LTL and ususally will arrive in 5 - 10 days.