| STANDARD FEATURES | |||
| EXCEPTIonALLY THICK TREAD FACE | |||
| SPOCK TYPE WHEEL CENTER WITH EXTRA HEAVY SPOKES | |||
| LARGER HUB DIAMETER THAN STANDARD CAST IRON | |||
| HIGH SHOCK AND IMPACT RESISTANCE | |||
| BEARING OPTIONS | |||
| P-PRECISION BEARING | |||
| D-DELRIN BEARING | |||
| S-SLEEVE OR PLAIN BEARING | |||
| X-NO BEARING | |||
| R-ROLLER BEARING | |||
| T-TAPERED BEARING | |||

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