Alice Aluminum propellers for Yamaha outboard engines. ↵ Durable: made of aerospace Aluminum-Titanium alloy ↵ Balanced: 3D laser scanning for static and dynamic control ↵ Anti-corrosion: robotical AkzoNobel powder coating ↵ Performing: high efficiency and reduced consumption thanks to blades perfect cupping ↵The mounting kit must be ordered separately if necessary to replace nuts, washers and spacers. ↵↵For Yamaha outboard engines: ↵20C/D(2-stroke) [1996<>1997] ↵25B/D/N/V(2-stroke) [1980>] ↵F25A/D/G(4-stroke) [2010>] ↵30/A/D/G(2-stroke) [1979<>2002]