Reedy's new RX/TX charge lead for batteries equipped with FUT plugs works perfectly with Reedy chargers #27200 1216-C2 Dual AC/DC Competition Balance Charger and #27201 324-S Compact Balance Charger or any charger with 4mm outputs.
This part fits the following chargers, and many others:
#27200 - Reedy 1216-C2 Dual AC/DC Competition Balance Charger
#27201 - Reedy 324-S Compact Balance Charger