Main features:Sheet metal frames and plastic tops, synonymous with remarkable sturdiness and reduced weight.3 detachable modules: 1 upper tool box, 220 mm high 1 central tool module, 180 mm high 1 lower tool module with castors, 330 mm high.Oversized castors (ø 160 mm).Telescopic handle, can be adjusted in 3 positionsQuick module release system: easy, quick access to all tool compartments.Upper tool box with interior object compartment and 3 tool trays built into cover.Can be used with 2 modules.Recommended assortments: 5940/SBK and 5915VU/5730x540x320 mm