Originally Posted by
Wildcat1971
Try zip tie the spring to the cup. This helps with the spring popping of the cup a lot. When do you race? I dont think I have seen you at srs
AE b5\b5m comes with 3 sizes for the ball cups, i like to use the mid one on my b5m and sc5m all the way around. What are you trying to achieve? Have you downloaded the setup sheet from rc10.com ?