6U rSeries Rolling RackModel: 1SKB-R6UWFeatures Roto molded of Linear Low Density Polyethylene (LLDPE) for maximum strength & impact resistance Available in 4U, 6U, & 8U sizes Interlocking molded stacking bars Gasket-sealed waterproof front & rear lids Recessed twist latches Heavy-duty flush mount handles One-touch pull handle & integrated back lid wheels Non-slip rubber feet Includes rackmount screws Optional Roto Caster Board available (1SKB-RCB) Unconditional Lifetime Warranty Specifications Exterior: HardBuilt In Wheels or Casters: YesRack Units: 6Front Rail To Back Lid: 20.375 in / 51.75 cmRail To Rail: 17.5 in / 44.45 cmRear Rail to Front Lid: 19.875 in / 50.48 cmProduct Weight: 25.43 lb / 11.53 kgExterior Length: 26.5 in / 67.31 cmExterior Width: 22.5 in / 57.15 cmExterior Height: 15 in / 38.10 cmCarton Length: 27 in / 68.58 cmCarton Width: 23 in / 58.42 cmCarton Height: 15.5 in / 39.37 cmShipping Weight: 28.23 lb / 12.80 kg