Functions as intended. Does not appear to have been used. Includes: (1) Chair Backrest, (1) Chair Seat, (1) Wheel Base, (5) Wheels, (1) Adjustment Plate, (1) Hardware Kit, (1) User Manual, (2) Armrests, (1) Gas Piston. Opened manufacturer Packaging. Color: Black. PLEASE SEE PHOTOS FOR WHAT IS INCLUDED. Please do NOT ASSUME an item is included if it is not in the photo.