BUYISI 2pcs RS550 Transmission Electric Motor Gearbox Quick-change For 6V12V RS550 390 For Kids Car Toy 40000RPM Motor Gear Box 24V550 12000

【Complete set with motor cable】This gearbox transmission set includes a motor cable, providing a convenient and comprehensive solution for motor-related needs. 【for Durable construction】The drive engine of this gearbox is constructed with a high strength plastic board and a motor, durability and reliable performance. 【Designed for enthusiasts】Specifically designed for modification, this motor gearbox delivers high torque and high speed, meeting the demands of enthusiasts. 【Quick-change wire connectors】Featuring quick-change wire connectors, this gearbox allows for hassle-free installation and removal of gearcases, with no soldering required. 【After-sale service】Pls kindly check the decription before you order. Any other in need pls contact with us directly