The Fracture Resistant Cushion Tyred Wheels are used for normal loads, hard wearing, and kind to floors. N. C. Enterprises offers Fracture Resistant Cushion Tyred Wheels. N. C. Enterprises is an ISO 9001:2000 accredited company that manufactures standard and specialized light-duty castor, medium-duty castor, heavy-duty castor and extra heavy-duty castor and wheels. The tyres of these wheels are moulded in Natural Rubber in Black colour under controlled temperature and pressure, mounted on to detachable zinc plated steel discs.