Nylon wheel, stainless steel housing, wheel x width 80 x 30 mm, fixed castor. Supplied = assembled. Wheel diameter = 80 mm. Structure = fixed castor. Wheel material = plastic - nylon. Material of rim = nylon. Housing material = stainless steel. Max. load at 4 km/h = 150 kg. Type of mounting = with top plate. Wheel width = 30 mm. Overall height = 108 mm. Wheel bearing = plain bearing. Temperature resistance = -20 C to +60 C. Screw hole diameter = 9 mm. Hub length = 40 mm. Hub bore = 12 mm. Fixed castor plate dimensions = 105x85 mm. Swivel castor plate dimensions = 105x85 mm. Screw hole spacing = 80x60 mm. Housing surface = stainless steel. Maintenance free, smooth running. Hardwearing. High maximum load. Temperature resistant from -20 C to +60 C. Housing and wheel axles made of rust free stainless steel Swivel bearing with double ball race, swivel bearing protection.