Arbor are now available to be purchased separately. Please note that all balancing fixture comes with 48mm and 50mm arbor diameter. If you bought any of the previous version of our balancing fixture where the connecting rods big end was riding on the roller bearing, you can now purchase the arbor here. If you need bigger arbor for those bigger connecting rod big end, you can choose from the 53mm and 56mm model. Each arbor is CNC machined out of 6061-T6 Aluminum, black anodized and laser etched on both side.
