Yale Expressions™ Barn Door Flat Track Hardware Kit with Soft Open & Close System contains everything you need to easily install a sliding door in your home. Kit includes: (1) 96 in. Track, (2) Soft Open and Close Units, (2) Hangers, (2), Anti-Jump Discs, (2) Doorstops, (1) Single Floor Guide, and (1) Double Floor Guide. 1/4 in. steel track, Nylon wheel with ball bearings, Track accommodates openings up to 48 in. wide, For doors 1-3/8 in. to 1-3/4 in. thick, Maximum weight capacity up to 200 lbs