Reedy now offers a charging harness for all 2S LiPo packs that use standard bullet plug ports. This harness features 12 gauge silicone wire, a JST-XH balance connector and are wicked on the opposite end, allowing you to equip the harness with whatever plug you need to hook up to your charger.
#611 2S Charge Harness – Standard 5mm
[source: www.rc10.com]