Mercury - Gen II Panel Mount Control, Finger Release, Chrome Handle Outboard Control 8M0030550. Overview. This is the same Gen II panel mount control a lot of us have rigged over the years, just with a chrome handle instead of black. It's a simple, mechanical control that feels solid when you grab it, not loose or lightweight. The finger release makes shifting easy when you're creeping around docks or lining up on the trailer. It's a good fit for trim-equipped outboards that get used the way boa