Hydro Armor 3400HD-R-11
Hydraulic retractable rudder propeller / navigator
With Hydro Armor hydraulic rudder propellers you will have optimal manoeuvrability, as you can go from full steam ahead to full astern in 2 seconds and steerage is very quickly.
With the advantages of a retractable system the propeller remains undamaged even if the ship runs completely dry, as the unit is fully retractable.
The tiltable system has a break-pin systems to prevent any damage in case you might hit something. These pins will break and the propeller will automatically tilt upwards.
This type is often used on pushers.