Aircraft Model(s): 210-210C, 205, 205A. Applicable Engines: IO-470-E or -S. 1 - Polished Spinner C-3568-P, 1 - 2-Bladed Propeller HC-C2YF-1BF/F8468-2, 1 - STC Document Set SA02246CH-D. 82 inch diameter 2-bladed, aluminum hub.