|
|
|
- High Speed Propeller
- High-speed propeller is a kind of ship with high speed and fast sailing. It has 3, 4. 5, six and 7 blades, small hub and large ratio of blade surface to disk surface. Usually the engine is high rpm and gear box ratio is less than 2.5:1, so its propeller r
-
Li Fa Propeller Co.,Ltd
[Verified]
|
|
Negotiable
|