Safe Parallel Board for JST-XH & XT60 - ProgressiveRC
Parallel Charging Board, Parallel Balanced Charging Board Battery Charger With 1 X XT60 To Banana Head Cable For Parallel Balanced Charging Board - Walmart.com
Turnigy XT60 Parallel Charging Board w/Fuse for 6 x 2~6S Battery Packs (XT60 Charger Connector) | hobbyking
1S-3S XT30 Plug Lipo Battery Parallel Charging Board + XT30 to XT60 charge parts | eBay