Drum capacity: 200m- 1500m. Speed: 5m/min – 20 m/min. No. of drum: single. Certificate: BV, ABS, DNV, RMRS, etc. Get A Free Quote. The hydraulic towing wPerfect Steerable Transfer Carth is mainlyCustom for rescue, salvage, towing and mooring operations of tugboat, workboats, AHTS vessels, Multipurpose Supply Vessels, icebreakers, etc.