[amsat-bb] Counterbalance weight on antenna rotator?

Do a lot of you, or all, use a counterbalance weight on your elevation rotor? If so, how did you implement it?

I have 3 antennas (2M, 70cm, 23cm) on my cross boom and want to reduce the load on the Yaesu rotor so it lasts longer.

73s,

Bob W7OTJ