Rc cars / Mn78 370 motor gearbox & metal shaft upgrade. upgrade./ mn78 370모터 2단기어 박스 & 메탈샤프트 업그레이드.

#mn78#upgrades#fly01 Upgrading the MN78 370 motor, 2-speed gearbox, and metal shaft.    • mn78 & mini Cherokee upgrade& test drive.   Background Music ✅ This video features background music produced by Mupot.🐱 🎵 Sunglass Man -    • [무료BGM]  비트감있는  신나는 배경음악 😎 Sunglass Man   🎫 Referral Code: mewc.at/ref/f4v Subscribe through the URL above to get an extra 2 months! Join me and get Mupot benefits~🎁 ✅ This video features background music produced by Mupot🐱 🎵 Funk Groove -    • [무료BGM] 신나는 인트로 배경음악 ✨ Funk Groove   🎫 Referral Code: mewc.at/ref/f4v Subscribe through the URL above and get 2 extra months! Join me and get Mupot benefits~🎁