C-Tug Replacement Wheels (Pair) $54.99 The new C-TUG trolleys are now supplied with New Zealand made puncture free wheels with hi-grip rubber tread. This means no more flat tires and hassle-free usage. If you have an older C-Tug with pneumatic wheels you can purchase the new puncture free wheels for transportation efficiency. Replacement wheels are sold in quantities of two (2). Puncture-free wheels with hi-grip rubber tread Support the 300 lbs. (120kg) loading capacity of the C-Tug Reinforced composite material Sold in quantities of two (2)