High strength industrial grade hexagonal bolts able to hold 220 lbs loads, youll never have to worry about the safety of your wall and door.
There are 2 anti-jump disks for keeping roller on rail and an up-side-down T shaped guide stabilizes the bottom to keep it from swinging as its moved from side to side.
The doorstop on the track end prevent the pulley from rolling off,Doorstop can be located freely along the track according to your needs,features a rubber dot as buffer and silencer.
Expansion screws are used for cement walls, ordinary screws are used for wood walls and cabinets, etc.
Easy to assemble and disassemble,help you to save installation time.