<https://tamiya.cn/product/tamiya-70240-gear-set-36t-12t/#product>
<http://schema.org/description>
"This handy set is comprised of the 36T and 12T gear parts originally included in Item 70167 Single Gearbox (4-Speed). Use them as spare parts, or in your own original creations!\r\n\r\n． 36T/12T Gears x3\r\n． 34T/12T Crown Gear x2\r\n． 36T Final Gear x1\r\n． Bushings, shafts and other small parts for attachment also included.\r\n． Gears are 0.5 module."
<https://tamiya.cn/product/tamiya-70240-gear-set-36t-12t/>