Huina 1580 V4 Excavator - Slewing gear upgrade. #radiocontrol #rcconstruction

Huina 1580 V4 Excavator - Slewing gear upgrade. #radiocontrol #rcconstruction

Doing an upgrade on my Huina 1580 V4 Excavator and fitting the Huina machined double bearing slewing gear. The part can be found on the Huina website via this link, https://huinaconstructiontoys.com/col... https://www.instagram.com/darrens_rc_...