Nested Lock Scaffolding is composed of vertical post, horizontal ledger, diagonal brace, screw jack, base jack and other components. The vertical is connected by a sleeve socket, and there are pressed steel nested buckle sockets welded on the vertical tube. The Ledger has two end joints. When installing scaffolding, the end joints are inserted into the nested buckle sockets on the vertical as node connection. According to the purpose of the scaffolding, it can be classified as two types: shoring scaffolding and access scaffolding.

Nested Lock Ledger: A specially designed end joint plug is welded on both ends of the ledger pipe, and the outer semicircle is consistent with the radian of the vertical pipe. The common sizes of ledgers 1800mm, 1500mm, 1200mm, 900mm, 600mm.