Delay of Overseas Postal Services & Postage Adjustment Hello Valued Customer, Due to the worldwide epidemic our long time mail partner: Hong Kong Post's services has been affected greatly. Rest assured, we have sourced several other courier methods, and hope to send all orders to all our customers around the world. Even with the new courier methods, shipping times will have some delays, hope you will understand that during these difficult times due to reduced flights no courier can function as usual. Sorry for any inconvenience caused.
This TT-02 chassis option part is a gear set featuring a newly-designed aluminum spur gear mount and spacer. It enables gear ratio settings from 9.82:1 to 6.55:1, and it can also be used in conjunction with a separately-sold 64T spur gear for lower gear ratios.