Function: Shorten the throttle stroke, refuel more quickly and fiercely, and refuel more easily. It won''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''t feel tight.
Suitable models: Chinese cabbage. CQR. Zongshen GY and other models
Refit big, if you can do it, you can refit