Twin Wheel Castors Swivel 40mm For Chair Furniture Beds Trolley Dolly + Fitting Inserts

Twin wheel castors made from sturdy nylon, each rated to 25kg (100kg for a set of 4). 40mm wheel diameter, 8mm × 38mm grip neck stem, with 360° rotation for smooth, effortless movement. Comes with fitting sockets — a straightforward replacement for old or worn castors on office chairs, divan beds, sofas, and single beds.