Set of castors for waste collectors, pack of 4, four double nylon castors, HxLxW 50 x 200 x 200 mm. Supplied = pre-assembled, final assembly by customer. Wheel type = nylon wheels. Wheel fittings = 4 double swivel castors, 2 with wheel stops. Material = nylon glass fibre reinforced. Colour = black. Height = 50 mm. Width = 200 mm. Length = 200 mm. Set of double castors made of fibreglass reinforced nylon, consisting of four double castors (two with wheel stops) and four mounting pins that can be screwed into threads already integrated into the base of the unit.