2000 Series Aftermarket SpeedBrake Kit For Mooney M20 Series, STC SA4342NM. Available for both 12 or 24 volt aircraft.
Kit will arrive complete with STC, cockpit switch, all installation hardware and documentation. Average installation time is 25-35 hours with an installed weight of 9 pounds.
M20 Series Mooney
Deployable at any speed below Vne (175 Knot limit if you have tip tanks)
Doubles aircraft drag
Doubles normal rate of descent
Helps prevent engine shock cooling
Improves aircraft value and utility
They are completely electric. They no longer manufacture any vacuum or hydraulic brakes.