18 IN ALUM 4 BLADE, FIXED HUB, CW, 33 DEGREE PITCH
18 IN ALUM 4 BLADE, FIXED HUB, CW, 33 DEGREE PITCH EQUIVALENT TO REVCOR R41811, _x005F_x000D_
ALSO REPLACES NO HUB MODELS R41810, 4C891, FB4CR1833