Chair castor, wheel 50 mm, pack of 5, with thread M 10 x 15, black, hard, for soft floors. Supplied = assembled. Type of mounting = thread. Wheel material = nylon. Application = hard, for soft floors. Mounting dimensions = M 10x15 mm. Housing colour = black. Housing material = nylon. Wheel diameter = 50 mm. Overall height = 62 mm. Max. load = 50 kg. Design of castors = double castor. Product type = furniture castors. Load dependent braking. Max. load 50 kg. Safety tested and made in compliance with EN 12529. Anti-static chair castors available on request.