... various scaffolding systems and accessories,,They are: 1) System scaffold: ringlock system, kwikstage system, cuplock system. 2) Scaffold couplers: drop forged, and steel ... plate and fork head.7) Tube and pipes.8) Haki system scaffold.9) Brazilian type couplers: fixed coupler and swivel ... } ); } )(); SGS certificate Safety durable Frame scaffolding (For Australia,Singapore,Canada,United states)