Parts: - 1 pc. of bottom end with 5pc. of lids - Print as much pc. of chain segment and same amount of lids as you need (at my setup, 10 pc. needed) - 1 pc. of top end with 1pc. of lids Mounting: - Clean everything as it should work as smooth as possible and assamble the whole chain - Mount the bottom end to the rear plywood, in a way the platform can move without problems using screws or double sided tape - Mount the top end by using the lowest screw of the arm assambly Place the cables in the chain and close it with the lids