Garage door hinge roller tune up kit is designed for an couple 16″ wide x 7″ high or a 18″ wide x 7″ high garage door.It’s great for any door and would be perfect to quiet down your noisy door. Accessories: Includes 5 pcs Number 1 Garage Door Hinge, 11pcs 2 in white nylon rollers, 2 pcs A-type pulley brackets, 2 pcs Number 2 Garage Door Hinge, 2 pcs Number 3 Garage Door Hinge; 48pcs carriage screws and hex nuts.