1.Propeller Diameter 500-2100mm. 2.Type:controllable pitch and fixed pict 3.Eletric or engine drive. 4.CCS ,BV ,ABS,NK,etc Tunnel Thrusters are Fixed Pitch Propeller or controllable pitch propeller thrusters. The features as follows:-Superior Strength Tough and rational structural design has accomplished superior strength ,Especially strong and durable driving shaft and seal are adopted for ...
