Bigger motor mount for 21.5mm Round Tube
Bigger boom block motor mount - for 21.5 mm round tubes and bigger motors.
For bigger size motors (36mm diameter) from 19mm to 25mm mount screws distance.
:You can buy exactly what you want
A. - Full set without boom blocks - three fiberglass elements, all screws (including motor screws) but NO BLOCKS!
B. - Full set with 16mm boom blocks (including screws, three fiberglass elements).
Weight: <> 35g full set.