BEGODE Master V4 Top Linkage 180 Inverse, for improved geometry.
read up more at
https://forum.electricunicycle.org/topic/35144-master-v4-50s-linkage-suspension-ratio-movement-geometry-overview/
This is my 2023 December edition of The Good Master V4 and examining the stiffness in the extensions and range of motion with the suspension shock what are your thoughts.