The AP523CTF-SNR70UE is a two blade propeller for use on the UL350iS engine. Its configuration is clockwise/tractor with the addition of a feathering facility. 

This propeller is designed specifically for aircraft using the UL350iS engine. It is tailored for STOL and cross country flying, with excellent pull out on take off. combined with economical cruising.


  • Designed for the UL350iS engines
  • High strength AP523 CS hub with steel retention components
  • Fast response from high precision Maxon servo drive
  • High operating speed range from Sensenich series U profile blades
  • Hard wearing composite blade construction with inlaid Stainless leading edge protection
  • Easy to use AC200F electronic governor/controller
  • Easy installation with a wide range of pre-made installation kits

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