4 Pcs 1.5 Inch Swivel Caster Wheels PU 360 Degree Threaded Stem Caster Wheel, M10 x 15mm, 110lb Capacity

Thread Dia: 10mm / 0.39inch, Thread Length: 25mm / 0.98inch Polyurethane (PU) wheels offer the elasticity of rubber wheels combined with the toughness and durability of metal wheels. Suitable for all floor types. Perfect casters for small equipment and small space furniture including coffee table, plant stands, bookshelves, shoe bins, toy bins, shopping carts, workbench. Note: Each caster capacity is 50kg, total capacity for all 4 casters is 150kg (calculated by 3 casters ). Because when the road is uneven, there will be only 3 casters bearing weight.