Over time, prop vibration can do a lot of damage to a model plane. It can harm radio components by weakening solder joints...damage the engine by increasing wear...even lead to a crash by forming bubbles in the fuel that cause engine cut out.

Top Flite's inexpensive, revolutionary magnetic balancer cuts friction to barely 1/8 that of traditional wheel-type balancers. That makes it the most accurate balancer available and an essential item for every modeler's workbench and field box.