2-blade middle piece 2.5 °
aluminum middle piece for a fixed blade adjustment our folding propellers to optimize the drive. This middle piece increases the pitch of the folding propeller used by + 2.5 °. Please pay attention to the following dimensions in order to be able to use the correct clamping cones and folding propeller blades:

Center distance d = 52
mm
blade root b = 8 mm clamping cone k = 8 mm