The Ironman 4×4 battery tray, to suit the Holden Colorado 12016+ models, has been designed to ensure you get the largest capacity battery with minimal modifications. Housing an auxiliary battery suited to a full river DC50-12 sealed battery. Manufactured from 2mm sheet metal with precision folds, mig welds, and powdercoated black, this Ironman 4×4 battery tray is engineered to tackle the most demanding conditions. Notes: All mounting hardware and battery clamps included.