WakeMAKERS 2006-2011 Mastercraft X15 PiggyBack Rear Factory Ballast Upgrade

They fit fantastic

Very good quality

Easy install only took 30 min. My boat is a 07 so had to order the timers Made a great surf wake filled the port all the way, 1/2 on the starboard and a 550 under the port seat kgb full and suck gate also had 200 lb lead on port side 2 people in boat 11 mph