Manufacturer Part Number: DG21.75|Roller Material|Roller Diameter|Between Frame Width|Bearing Type|SRShaft Type|Shaft Grip Type|Roller Finish|Bearing Material|Shaft Size|Shaft Shape|Duty Rating|Overall Capacity|Roller Gauge|Gauge|Minimum Temperature|Maximum Temperature|Bearing Seal Type|Bearing Finish|Roller Color|Roller Thickness|Overall Width|Axel Size|Finish/Coating|GalvanizedPSC Code|UNSPSC Code|24101700