DOP72-804 Universal Wheel - use with Pneumatic tires only, furnished with 4 bolts, lock washers & nuts, welded on hub. Add 1/4" to hub length for bearings. Use our # DOP45-012, DOP45-058 or DOP45-034 bearings. Note: Cut length does not include bearings. Size: 410/350-6. Rim Width: 3-1/4". Cut Length: 3-3/4" centered. Bore: 1-3/8", 4-bolt pattern.