Custom Marine Propellers
Made in Queensland
Precision CNC machined bronze propellers sized to suit your vessel – direct from Rob’s workshop in Birkdale QLD
For Australian Boaties
Bronze Inboard Propellers - Built to Your Specs
Marine Castings manufactures custom bronze inboard propellers for vessels of all types. Every propeller is sized specifically for your hull, engine and shaft – no off-the-shelf guesswork.
With over 30 years of marine engineering experience, Rob New CNC machines every propeller in-house at his Birkdale QLD workshop. Recreational boats, commercial vessels, workboats and custom builds – if you need a propeller, get in touch.
Marine Bearings Supplied Australia-Wide
Marine Castings also supplies quality cutlass bearings for inboard vessels – including fibre and brass options.
Available to order and shipped Australia-wide.
- Skeg Bearings
- Rubber Bearings
- Stern Bearings
- Cuttlas Bearings
Water Cooled Bronze Exhaust Mixers
Marine Castings designs and supplies custom water cooled bronze exhaust mixers for inboard marine engines.
Available in sizes from 1.5″ to 6″ and larger if required. Bronze outlasts stainless steel for this application – corrosion resistant and built for the marine environment.
Get in touch for sizing and availability.
Our Services
Custom Marine Propellers
Bronze inboard propellers machined to your exact specifications. Sized for your vessel and made in Queensland.
Marine Bearings
Fibre and brass cutlass bearings for inboard vessels. Available to order and shipped Australia-wide.
Bronze Exhaust Mixers
Custom water cooled bronze exhaust mixers for inboard marine engines. Sized to suit your application.
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Bronze Fittings
$9,999.00
Propeller Nuts
$9,999.00
Marine Bearings
$9,999.00
Quality You Can Count On
All propellers are CNC machined to exact tolerances and balanced for consistent performance. Queensland-made
to suit your vessel.
Need something you can't see here?
We specialise in custom work – if you need a specific propeller size, a replacement part or something made to suit your vessel, chances are we can help. Get in touch and we’ll work out the best solution for you.











