Caster Wheel Assembly replaces Ferris 5021181SSM.  9x3.50x4 pneumatic, smooth tread, silver caster wheel.  Fits Hydrocut and Hydrowalk series.  Hub length 4 centered, Bearing ID 3/4 roller.
Replaces:
                                  Replaces:
- FERRIS 5021181SSM
 
- ID: 3/4
 - TIRE SIZE: 9x3.50x4
 - HUB LENGTH: 4
 - CASE QTY: 100
 

