17-Teech Transmission Gear Box for 2 stroke 43cc(40-5) & 49cc(44-5) Pocket Bike. The item fits for 2 stroke 43cc(40-5) & 49cc(44-5) Engine. 17 teeth.... more info
Transmission Gear Box for 2 stroke 47cc(40-6) & 49cc(44-6) Pocket Bike. The item fits for 2 stroke 47cc(40-6) and 49cc(44-6) Engine. With sprocket...... more info
Leah Reduction Gear Box(Dual Sprocket) for 47cc & 49cc Pocket Bike. The item fits for 47cc & 49cc Engine. The material:aluminium. There're two...... more info
Leah Reduction Gear Box(Single Sprocket) for 47cc & 49cc Pocket Bike. The item fits for 47cc & 49cc Engine. One chain inside the gear box.... more info