Botswana Exports of transmission shafts, cranks, bearing housings, gears, gearing, clutches to China was US$43 during 2021, according to the United Nations COMTRADE database on international trade. Botswana Exports of transmission shafts, cranks, bearing housings, gears, gearing, clutches to China - data, historical chart and statistics - was last updated on May of 2024.