The D-series Heavy Duty Style Windlass.With parts above the deck made of high polished stainless steel 316.Powerful and compact windlass made specially for the rigid conditions of the sea.Suitable for the boat with adequate space underneath deck and with deck thickness less that 50mm(2').With motor/gear underneath deck offers this model a very smooth and silent operation.Easy to vertically install,adjustable clutch,works with chain only or rope/chain combination.