Inexpensive heli blade maintenance.
Yes, it balances two blades, but don't be misled; it will also find the CG of a single blade. An adjustable weight and bubble level let you even things out on any surface. And once the blade(s) are on the platform, ball bearing axles ensure the free and easy movement that produces optimum results.
1/2” x 36’ rolls of Tracking Tape are available separately.