Product Details: The Jost Standard A400 Series 19" 10-Bolt Landing Gear Leg is the perfect choice for heavy duty applications. This landing gear leg is designed to handle the toughest jobs. The 10-bolt mounting arrangement increases the mounting's rigidity. Also, the double "D" design shaft enables the direct transmission of crank force to the gearbox. The bushings and cover are sealed to keep moisture out. The ductile iron gears are austempered to prevent corrosion and wear. The bottom of the upper housing is reinforced with a strap for added strength. FleetPride is your First Click in Heavy Duty®.