Speed cushions are installed on the road with nylon plugs and galvanized screws. For better reinforcement, the small speed cushions are backed with polyurethane sealant.
Accessories:
- installation materials (nylon plug Ø 14 x 140 mm, FeZn washer Ø 12 mm, FeZn screw Ø 10 x 120 mm)
- polyurethane sealant