Solas Amita 3 Propeler: Mercurio, Mariner, Mercruiser - Aluminum (1411-130-19) Traditional rubber hub. Aluminum propeller with three blades. Exclusive Solas casting process. Wide blade design specifically for 4-stroke engines Excellent acceleration and high speed. Item description: 5.1 x 7.5 in. Manufacturer part number: 1411-130-19.