The Holland Mark V 16.5" 2-Speed Landing Gear Leg is the fastest way to get your trailer to the ground. With 2.5 turns per inch, you can quickly and easily lower your trailer. The high-strength ductile iron gears are designed to shift easily even in cold weather, and the Black Armour® corrosion protection ensures your gear leg. Get your trailer to the ground quickly and safely with 2-Speed Trailer Landing Gear Leg. FleetPride is your First Click in Heavy Duty®.