... scaffolding, composed of turn of buckle, ledger tie-in and the steel tube.2. Joint one turn of buckle ... every 0.6meter in the standard, and joint one ledger tie-in on both ends of ... the ledger. And this can be fastened at once just with a banner. One turn of buckle ... than 50 countries mainly in Africa, South Africa, Asia and Middle East. We have won a very good reputation ...