AH168158US-SET Block Set, Walker Wood BearingOne New Aftermarket Replacement Straw Walker Wood Bearing Block Set Fits John Deere Combines This straw walker wood bearing block set Fits John Deere Series Three combines and replaces the original aluminum bearing blocks. Mounted in the separator area, these horizontal type wood blocks support the straw walker shaft and are a common wear item requiring periodic replacement during combine overhaul or harvest season maintenance. The set contains 2