Welcome to our store
Cart 0
13" x 19" Aluminium PolaStorm Propeller Blade Unit (4 1/4" hub)


13" x 19" Aluminium PolaStorm Propeller Blade Unit (4 1/4" hub)


A high-quality propeller makes a huge difference in how your boat feels & performs. PolaStorm propellers have an enviable reputation around the world and we are proud to be the sole distributer for UK & Ireland. Direct purchase from the manufacturer allows us to offer you excellent value for money. This listing is for the Blade Unit only and requires a hub bush kit to install onto your propeller shaft (different specs depending on motor brand) - see below for more information.


  • Aluminium Titanium Strontium alloy material
  • Black gloss AkzoNobel powder coated finish
  • 3-Blade design promotes bow lift
  • 4.25" Gearcase

This propeller blade unit is compatible with the below listed engines when it is fitted with a PolaFlex hub bush kit. PolaFlex high quality propeller bushes are constructed from rubber (not plastic) to aid softer shifting into gear, reduce vibration and improve impact deflection. They have tough brass bronze splines, not aluminium as found with lesser brands. 

A Hub Bush Kit is not included in this product listing and needs to be purchased separately. Please select the Hub Kit to be supplied with the propeller when ordering.


Hub Kit 1: Yamaha 4 1/4" Hub Large Gearcase Outboards (K-Series propeller)

Hub Kit 2: Yamaha 4 1/4" Hub Small Gearcase Outboards (K-Series propeller)


Hub Kit 1: Selva 4 1/4" Hub Large Gearcase Outboards

Hub Kit 2: Selva 4 1/4" Hub Small Gearcase Outboards


Hub Kit 3: Mercury / Mariner 4 1/4" Gearcase Outboards

40/50hp (4 stroke/bigfoot) all years

70hp 1987-1989

75hp (2&4 stroke) 1984-newer

80hp 1978-1989

90hp (2&4 stroke) 1978-newer

100hp 1988-newer

115hp 1978-newer

115hp (4 stroke) 2001-newer

125hp 1994-newer


Hub Kit 4: Suzuki 4 1/4" Hub Outboards

Hub Kit 5: Suzuki 4 1/4" Hub Outboards


Hub Kit 6: Honda 4 1/4" Hub Outboards


With over 12 years experience, PolaStorm propellers have built an enviable reputation across the World. Quality consciousness is at the heart of PolaStorm's success. Inspections are carried out on every propeller during Casting, Machining, Painting and Packing. Analysis equipment such as Coordinate Measuring Machine, Rubber Torque Tester, Hardness Tester and Dynamic Balance Machine are used to ensure the best quality products are supplied to the market.

Buy with confidence from a UK company who were established in 2014, have 30 years experience, supply much of the UK & Irish Marine Trade and who are a member of "British Marine" - the UK Marine Federation.

Share this Product

More from this collection