8x 12 spline cleavers, all belonged to ex F1 and F3 champion Roger Jenkins. Were on an oe racing engine, may fit Mercury Speedmaster too. If interested please ask for more photos of the propeller you are after. £149 each + shipping 11x20p LH 10 1/8x15p "Sutter" 10x17p Seebold 10x17p bent blade - SOLD 10.25x18p Seebold - SOLD 10x17p 9.5x18p Seebold 9.25x15.5p - SOLD