... installation projects. Our winch not only use alone, but also use as a unit, or conbination with other devices as one heavy ... oilless bearing, which is suite for rotary motion under heavy load and low speed. The self section of drum can bear ... as JM2x17 Folded reeling type drum winch, 2JKL20 Diesel power winch, JWM15 Turbine worm winch. Except winch, we also manufacture Gantry crane, Launching crane ...