No need for supports. Important: print with the peak upside to get enough strength. I used FormFutura ApolloX ASA material, printed with 0.1mm; very slow speed (30mm/s) and 100% fan due to such a small part. 6 shells and 90% infill on a 0.4mm nozzle. fusion 360 model: https://a360.co/3fIOEwv