Polastorm Aluminium 15 1/4" x 15" 3-Blade Propeller 25-70HP while the STELLA blade geometry

while the STELLA blade geometry enhances lift and overall stability across the RPM range

while the YANTA blade geometry ensures smooth and responsive handling

This Polastorm aluminium saildrive propeller is engineered as a direct replacement for OEM 21381279

ideal for heavier hulls that require dependable low and mid-range performance

Fits most Phones & works with phone cases

Polastorm Aluminium 15 1/4" x 15" 3-Blade Propeller 25-70HP while the STELLA blade geometryBuilt for Yamaha outboards in the 150300HP range with a 4 3 4" gear case, this Polastorm 3 blade propeller is tuned for strong acceleration and mid range cruising performance. The 15 1 4" diameter and 15" pitch offer a great balance of thrust and efficiency, while the YANTA blade geometry ensures smooth and responsive handling. Constructed from black finish aluminium and fitted with a pressed in rubber bush hub for smooth, quiet operation. Engine