Aircraft Model(s): R172K Hawk XP (Landplanes). Applicable Engines: IO-360-K,-KB, -KC, -KBC (Isham STC). 1 - Polished Spinner A-2295-1P, 1 - 3-Bladed Propeller (P)HC-C3YF-1RF/F7392, 1 - STC Document Set SA2078CH. 75 inch diameter 3-bladed aluminum hub |