Nylon wheel set, white, 2 swivel castors with double stops, 2 fixed castors, wheel x width 125 x 40 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 = 250 kg. Type of mounting = with top plate. Wheel width = 40 mm. Overall height = 155 mm. Wheel bearing = precision ball bearing. Temperature resistance = -40 °C to +80 °C. Swivel castor offset = 40 mm. Screw hole diameter = 9 mm. Hub length = 45 mm. Hub bore = 8 mm. Fixed castor plate dimensions = 105x85 mm. Swivel castor plate dimensions = 105x85 mm. Screw hole spacing = 80/77x60 mm. Housing surface = galvanised and chrome-plated. Shore hardness = 65 D. Reduced noise, up to 10 dB quieter than comparable, conventional wheels. Reduces noise from transport equipment. Cushioning component inside the wheel bearing with CELLASTO shock absorber. Low roll and swivel resistance. Hardness 65 Shore D. Temperature resistant from -40 °C to +80 °C. Swivel bearing with double ball race, swivel bearing protection, thread guard.