Polastorm Stainless Steel 10 1/8" x 12" 3-Blade Propeller

Built for Yamaha outboards in the 20–30HP range with a 3" gearcase, this Polastorm SEMA 3-blade stainless steel propeller delivers superior strength, durability and performance over its aluminium counterparts.

The 10 1/8" diameter and 12" pitch provide a solid balance of acceleration and mid-range efficiency, suitable for a range of hull types and everyday on-water use. The SEMA blade geometry ensures smooth, consistent thrust and reliable handling throughout the rev range.

Constructed from high-strength marine-grade stainless steel for outstanding durability, corrosion resistance, and long-term performance in demanding marine environments.

• Brand Fitment: Yamaha
• Engine Fitment: 20–30HP
• Gear Case Size: 3"
• Diameter: 10 1/8"
• Pitch: 12"
• Blades: 3 (SEMA geometry)
• Material: Stainless Steel
• Rotation: RH (right-hand)
• Category: B