-Capacity:3-30T -Electric or Hydraulic Drive -Single or Double Drum Type -Service on OffshoreSupport Vessels: AHTS, Barge,etc ... main products.including mooring winch, windlass, capastan, steering gear, marine crane, deck fiitings, shark jaw and towing pin, stern roller, ... a hydraulic drive.2. The tugger winch adopts single or double drum with or without warping end3. This hydraulic tugger winch ...