Ringlock Scaffolding Ledger: Up to 8 connections at various angles can be made ... etc. Available, and can be to ordered by you,2. Ledger: Made of 48mm O.D. x 3.2mm thickness high ... . Ring: Made from cast-steel or pressed steel or forged4. Ledger connection-peg: made from cast-steel,5. Base screw jack ... as your requirementAssembly Style Ringlock Scaffolding System-Steel Single Horizontal Ledger