Main bearing is 2-3/8" in diameter with a hardened raceway. Top plate is 4" x 4-1/2" with bolt hole spacing 2-5/8" x 3-5/8" slotted to 3" x 3" for 3/8" bolts. Compliance ISO 9001. FOB Shipping Point.
Wheel Guide:
RU = Rubber Tire on Iron Core
PU = Mold On Polyurethane, Iron Core
CI = Cast Iron Steel
RP = Phenolic.
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