This is the Futaba Y-Harness from Venom.
FEATURES: Allows you to run two battery packs or two servos from one channel
INCLUDES: One Futaba Y-Harness
SPECS: Fork in "Y" is 3.4" (86mm) from the receiver connector
Overall Length: 5.6" (143mm) not including connectors
updt jxs 01/03/13