How do I use the HN05-N102 Set and HN05-I101 Set of the XW540-T140-R?
The “HN05-N102 Set” and “HN05-I101 Set” are servo horn and idler horn sets for the MX series, which is the previous model of the X series (some of the old models have been discontinued).
The servo horn set for the DYNAMIXEL XW540 series is the “HN13-N105 Set”, and the idler horn set is the “HN13-I105 Set”.
You can also check which parts are compatible with which DYNAMIXEL from the compatibility list on the ROBOTIS e-Shop.
As for specific applications, as shown in the attached image, it is often used when creating a robot arm using the XW540 series.
DYNAMIXEL-X series compatibility list (ROBOTIS e-Shop)
https://en.robotis.com/service/compatibility_table.php?cate=dx