The Hot Max dual purpose cart is designed for the Hot Max Big Max (Model 500G), Jr Max (Model 100G), Little Max (Model 50G) and Mobile Max (Model MM-1) torch kits. It"s made from all steel construction and is strong and durable for almost every project. The cart will hold no. 20 or no. 40 LP tanks or Mobile Max tote. In addition, the dual purpose carts 10" air tires are great even in smooth and rough terrains. The cart has safety holders for hot torches and J-hooks for the hoses.