folding arm drone

ini buat lengan drone bisa dilipat
https://www.aliexpress.com/item/F14894-5-Z16-Z22-CNC-Aluminum-Folding-Arm-Tube-Joint-DIY-for-Dia-16mm-22mm-Automatic/32591035486.html?spm=2114.10010108.1000013.24.3a21a14ds3z3Q1&gps-id=pcDetailBottomMoreThisSeller&scm=1007.13339.99734.0&scm_id=1007.13339.99734.0&scm-url=1007.13339.99734.0&pvid=e7bc5eeb-1f17-4ded-adcf-2c519a53f734