Proptech has been working on aircraft propellers for over forty years and it has established a reputation for quality, service and fair pricing. The company is OEM approved on Hartzell, McCauley, MT and Sensenich propellers and works extensively on Hamilton Sundstrand composite propellers for ATRs, CN-235, C295, MA60, Dash 8s, EMB 120s and other aircraft types. Contact us today for MRO support, STC kits, overhaul exchanges or for a friendly chat with our highly experienced customer service and engineering teams.