Mercury – Flush Mount Trim Pad (Triple Engine) | Helm Trim Control | 87-879303A03Mercury Flush Mount Trim Pad (Triple Engine) Helm Trim Control 87 879303A03 OverviewThis flush mount trim pad gives triple engine DTS setups an easy, clean way to adjust trim right from the helm. It sits low in the dash, so it doesnt add clutter or get in the way when youre running the boat. The buttons feel natural under your thumb, making it simple to fine tune each engine as conditions change. On a triple engine rig, having trim controls laid out