Sliding Door Track Hardware Set 6.6FT Brown Black Steel Antique European Barn Brown Material: high quality Steel. Max. Door weight capacity: 220 lbs. Door Thickness: From 1.38inch to 1.77inch For use with openings up to 40" Package Include: 5 x Wall Attachments & Spacers: Mount rail to wall; 2 x Door Stops: Keep rollers on rail; 1 x 78" Track: With pre-drilled holes for wall attachments; 2 x Rollers: For use with door; 1 x Floor Guide: Keep door in its position; 2 x Anti-Jump pins: Keep rollers on rail; 1 x Installation Manual