Scale Helicopters
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Mechanics for Vario R22 1:4

Chapter 3 of 13

Frame setup and torque tube bearing modification.

Oct 14, 2025

Frame design update
Upgrade the bearings of the torque tube drive, replace open ball bearings with closed and bigger ones.
Ball bearing plates for the shafts's are TSA origin

Chapter 3: Frame setup and torque tube bearing modification.
Chapter 3: Frame setup and torque tube bearing modification.Chapter 3: Frame setup and torque tube bearing modification.Chapter 3: Frame setup and torque tube bearing modification.Chapter 3: Frame setup and torque tube bearing modification.