Heavy duty noise reducing castors have a 100mm grey nylon wheel with rubber centre and roller bearings. Supermarket castors used mainly on roll cages. Ideal for applications where noise levels are an issue, Complete with a pressed steel swivel housing with plate mounting fitting. With a load capacity of 160kg per castor. Noise reducing castors offer an ideal solution where high loads need to be moved around quietly. Noise reducing castors - Sandwich Wheel Swivel Castor