The simple kit includes: 2 pistons, 2 plates and installation screws. The double kit includes: 4 pistons, 2 plates and installation screws. The connection cables to the control box must be ordered separately.
The simple kit includes: 2 pistons, 2 plates and installation screws. The double kit includes: 4 pistons, 2 plates and installation screws. The connection cables to the control box must be ordered separately.