High quality polyamide housing and wheel centre. Precision ball bearings. Operating temperature -10°C to +40°C. Self assembly required. Wheel dia. 100mm. Load capacity: 100kg. Supplied with a 65 x 65mm plate fitting, fixing centres 47/42 x 47/42mm, hole ?6mm. Tread width 20mm. Overall height (inc. fitting): 112mm.