CMC Static Jack Plate 5" Vertical Extension [50012] Brand_Analytic Systems and more securely

and more securely

which seals against a closed-cell foam gasket in the inlet lid

The internal EPDM gasket is now 50% thicker and is not subject to “compression set” like many rubber compounds

Many employ old technologies

light poles

CMC Static Jack Plate 5" Vertical Extension [50012] Brand_Analytic Systems and more securelyStatic Jack Plate 5" Vertical Extension The 5 inch vertical Extension enables higher motor mounting, ideal for transitioning from prop to jet drive and enhancing shallow boat performance. The 5 inch vertical Extension allows the motor to be mounted 5 inches higher than the standard mounting height on the transom. It is a must for conversion from prop to jet drive. Another application includes mounting the 5 inch vertical extension on a hydraulic jack