Grey cast iron wheel, annealed cast iron housing, wheel x width 200 x 50 mm, swivel castor with roller bearings. Supplied = assembled. Wheel diameter = 200 mm. Structure = swivel castor. Wheel material = metal - cast. Material of rim = grey cast iron, GG 20 to GG 25. Housing material = annealed cast iron. Max. load at 4 km/h = 1000 kg. Type of mounting = with top plate. Wheel width = 50 mm. Overall height = 260 mm. Wheel bearing = roller bearing. Temperature resistance = up to +100 C. Swivel castor offset = 60 mm. Screw hole diameter = 14 mm. Hub length = 59 mm. Hub bore = 20 mm. Fixed castor plate dimensions = 225x145 mm. Swivel castor plate dimensions = 225x145 mm. Screw hole spacing = 185x105 mm. With annealed cast iron housing. Very robust and durable. For use in harsh environments. Virtually maintenance free. Wheel body made of high quality GG 20/25 grey cast iron, painted black. Slightly convex running surface. Annealed cast iron housing, swivel housing with double ball bearing r