Motor cooling fan mount contain carbon fibre cross piece and aluminum stopper permitting alot more resilient hold power the motor and wait tight different size areas.
Specification:
The carbon fiber cross piece become a tensioner to give you a safe hold towards motor.
Only one screw is key to install and dismount the fan after initial create.
With all the ultra light design, the sum total fat of mount is under 5.8g.
Carbon soluble fbre cross piece for both 30mm and 40mm.
Additional scrub screw mounting holes enable better hold if need.