...DONG-I
HYDRAULIC MANUAL STEERING SYSTEM consists of steering wheel and
clyinder. The actuating helm pump is ...directly mounted with the steering
wheel. The oil supply is obtained by the rotation of this helm pump
by hand. ...This system has very simple structure, easy maintenance and
is suitable for small boats such as pleasure
boats
Steering Wheel with Helm Pump
Hydraulic
Cylinder with Tiller : Rotary Type
Hydraulic Cylinder with Tiller : One Straight
Type