Profile must read Old high-speed gear set Gear set for 4wd Mini Racer, compatible with MS chassis, green and pink colors. - Model name: Tamiya Mini 4WD - Part name: Mini 4WD PRO MS Chassis High-Speed Gear Set - Colors: Green, Pink - Compatible chassis: MS chassis - Product number: 15349 Unopened, but has been stored at home for a long time, so please refrain from purchasing if you are concerned. No claims, no returns. MS Double shaft Mach Flex Old high-speed Counter gear