14 1/4X21 A3R PROP (5087-3143-21)

The 14 1/4X21 A3R PROP is a three-bladed Aluminum right-hand propeller under Polastorm Series.

This high-performance propeller is built to handle the high horsepower and boosts acceleration and top speed on different boats.

The blades are more powerful, with improved performance, acceleration, and top speed. It works with Mercruiser Alpha One (gen 1 and 2) and Bravo One (only Bravo One and Bravo One X Drives) engines.

The Polastorm series features a revolutionary design based on stringent quality control for propellers, making it exceptionally robust without compromising top speed, acceleration, or RMPS, saving engine wear and improving fuel efficiency.

Key Features:

• It makes use of APC Casting, a new casting technology (Aerospace Precision Casting)
• Fully automated production stage using cutting-edge robot technology
• The finish features AkzoNobel patent-protected environmentally sustainable rust protection.
• The propeller is about 50% more robust than standard aluminum due to this new hybrid composite (Aluminum, Strontium, Titanium).
• Each propeller is 3D scanned for inspection.

Specifications:

• SKU: 5087-3143-21
• Weight: 13.71 LBS
• Diameter: 14 1/4 ''
• Pitch: 21”
• No. of Blades: 3
• No. of Splines: 15
• Material: Aluminum-hybrid
• Brand: Polastorm
• Condition: New