Set of four swivel castors, two with brakes.
These are Metric threaded stems. To measure for replacements, you may need a set of calipers.
Thread size: 8mm (M8)
Stem height: 15mm
Wheel diameter: 50mm
Thread size: M8 x 15mm
Wheel colour: black
Maximum load per caster: 50kg
Great for many applications where a threaded castor is required