[A part that . useful for improving the performance and setting of RC cars]

A high-prec.ion aluminum machined part that can be used as a spare part for the TT-02 TYPE-SRX chass. kit�� or to replace the propeller joint of the TT-02 chass. (C5 parts) or TT-02 TYPE-S chass. (E2 parts). It transmits power without loss with less shaking at high revolutions. Comes with a plastic swing shaft cap to prevent wear on the joint cup and propeller shaft. There are two slits�� so you can choose whether to attach or not attach the swing shaft cap. *It . effective when combined with OP.1501 TT-02 aluminum propeller shaft.

[Basic specifications]
Made of high-prec.ion machined aluminum

[Manufacturer page]
https://www.tamiya.com/japan/products/22066/index.html