These are spare hub carrier parts for the TRF420 racing car chassis. They are an improved and more durable design compared to the previous design found in the TRF417/418/419 era of cars. - TRF420 F Parts x1 - Components are molded in carbon fiber-reinforced plastic for superior rigidity. - The design was revised specifically for the TRF420 chassis, with greater resistance to shocks and crashes. - Upper and lower flanged tubes are now identical. - For use with 3mm diameter shafts (sold in Item 51637). - Compatible with cars using Item 51639 TRF420 D Parts (Suspension Arms).
