Traxxas TRA1581 Water Cooling Kit, EVX Marine ESC: Villain EX Traxxas replacement speed control watercooling kit has plastic heatsink mounts to the speed control cooling fins and has four nipples for attaching the included tubing to the water pick-up INCLUDES: One nylon watercooled heatsink One plastic water pick-up tube One plastic water pick-up tube backing plate One 12" length of tubing (medium fuel tubing) Two 3x12mm Phillips head screws (for mounting the pick-up tube Requi