Ready assembled storage system with fast, reliable mechanism for stable stacking. Durable, impact-resistant construction with IP65 rating to protect against water, dust, and jobsite debris. Modular design helps to maximise storage capacity, whilst keeping everything in its place. Set includes a rolling tool box, 2 x stacking tool boxes, 3 x organisers, a nest bin, and side rail hooks. Polypropylene Construction Carrying Handles Multi-Level Design With Plastic Clamps Self-Contained System 145.5kg Load Capacity 2 Rear Wheels Corrosion-Resistant IP65 Water & Dust Protection Polypropylene Construction Carrying Handles Multi-Level Design With Plastic Clamps Self-Contained System 145.5kg Load Capacity 2 Rear Wheels Corrosion-Resistant IP65 Water & Dust Protection