Replacement Propeller, Propeller Dia. (In.) 24 in, CFM @ 0.000-In. SP 6,360 cfm, CFM @ 0.300-In. SP 5,277 cfm, Min. HP 3/4 hp, Max. RPM 1,140 RPM, Pitch (Deg.) 27 Degrees , CCW Rotation, Number of Blades 4, Propeller Material Aluminum, Galvalume...