Along with the classic for bicycle frames 6061-aluminum alloy, there are much stronger aviation alloys 2024 and 7075, which are used in the manufacture of aircraft fuselages and wings. The Avial e-Bike #frames are made exactly from these aviation alloys https://www.evehicletechnology.com/news/affordable-avial-commuter-e-bike-with-a-non-welding-frame/












