Page 100 - Nighthawk_Partsbook_2021_1.2.0
P. 100
Caster
Measurement
Overall
Caster
Height
Bearing Inside
Diameter
Tire
Width
Hub Hub Sizes Come In 23MM & 22MM
Width
Measuring for Caster Replacement:
1. Measure overall caster height (Include the tire)
2. Measure the tire width
3. Measure the hub width
4. Measure the inside diameter, or you can 23MM
measure the diameter of the axle bolt (The side
that slides through the bearing)
*you may have to add a little for tire wear*
Precision Bearing Flange Bearing
5/16 x 22MM 5/16 x 23MM 5/16 x 23MM
22MM
7/16 x 23MM 7/16 x 23MM
94 Toll Free 1-800-661-6247 info@nthawk.com www.nthawk.com
