Single tubes are an extremely versatile tube system and ideal for tube structures and matrix grids. Each ‘node' consists of a solid aluminium 50x2mm tube with female receivers. This enables you to construct simple 2-way junctions. It is an extremely fast, simple and secure construction. All single tubes include one set concial adapter with pins and safety springs. Specifications Length: 250mm Diameter: 50mm System: P-Truss Finishing: Black powder coated