These are the Fallshaw K Series Light Duty Castors with a 50kg capacity and 75mm Black Nylon Wheels.
Specifications of KNN75 Wheels:
| Diameter: | 75mm |
| Tread: | 23mm |
| Hub: | 30mm |
| Bore: | 12mm (no bush) |
| Bush: | 8mm |
| Bearing: | Plain Bearing |
| Material: | Hard Nylon (Black) |
Specifications for KNN75 Castors 75mm dia Wheels:
| Castor Code | Description |
Wheel Diameter (mm) |
Max Load (kg) | Mount Height (mm) | Turning Radius (mm) |
| KNN75 | 75mm dia Wheel | 75 | 50 | 104 | - |
| KNN75/KZP | Swivel Plate | 69 | |||
| KNN75/KZPTB | Swivel Plate Total Brake | 89 | |||
| KNN75/KZF | Fixed Plate | - | |||
| KNN75/KZH | Bolt Hole | 69 | |||
| KNN75/KZHTB | Bolt Hole Total Brake | 89 |