INDUSTRIAL/CONSTRUCTION: B20-B21 (COMPACT TRACTOR: B2150-B8200-B9200 L185-L2050-L2250-L235-L2350-L245 L2500-L275)
REPLACES: W-34160 - W-12700 W-32150 - W-12700    
MANUFACTURER: KUBOTA DIMENSIONS: A - 3.50" B - M16 X 1.5 LH THREAD