Nylon wheel set, grey, 2 swivel castors with double stops, 2 fixed castors, wheel x width 125 x 36 mm. Supplied = assembled. Wheel diameter = 125 mm. Structure = swivel castor with double stop, fixed castor. Scope of delivery = 2 swivel castors with double stops, 2 fixed castors. Wheel material = plastic - nylon. Material of rim = nylon. Housing material = steel. Max. load at 4 km/h = 200 kg. Type of mounting = with top plate. Wheel width = 36 mm. Overall height = 155 mm. Wheel bearing = roller bearing. Temperature resistance = -20 C to +60 C. Swivel castor offset = 40 mm. Screw hole diameter = 9 mm. Hub length = 44 mm. Hub bore = 12 mm. Fixed castor plate dimensions = 103x85 mm. Swivel castor plate dimensions = 105x85 mm. Housing surface = galvanised and chrome-plated. Shore hardness = 75 D. Reduced noise, up to 10 dB quieter than comparable, conventional wheels. Reduces noise from transport equipment. Shock absorbed inside wheel due to elastic solid rubber core. Low roll and swivel r