TRF419X 37Z Freilauf Alu Riemenrad Tamiya 42309 300042309

This 37T one-way pulley is an aluminum version of the standard plastic part found in many of Tamiyas 4WD touring car machines. It provides more efficient drive, and also helps to improve grip through medium-speed corners. It also has an HL (high lubrication) coating for supremely smooth transfer of power.
 

•37T Aluminum One-Way Pulley x1
•Compatible with TRF419, TRF419X, TRF418 and TA07 chassis, plus chassis fitted with direct coupling (spool).