Features:
* Wheel Dia: 40mm / 1.5inch.
* Capacity: 50kg / 110lb per wheel.
* Style : Swivel with Brake, Threaded Stem.
* Install Type: Threaded Stem.
* Thread Dia: 8mm / 0.31inch
* Thread Length: 25mm / 0.98inch
* Wheel Material: Polyurethane; Stem material:steel
* Color: Black
* Total Size:89mm x 40mm x 85mm / 3.5" x 1.57" x 3.35"
Package Include:
*4 x Threaded Stem Caster
Note: Each caster capacity is 50kg, total capacity for all 4 casters is 150kg (calculated by 3 casters ). Because when the road is uneven, sometimes there will be only 3 casters bearing weight.