Can be used with any chain and rope with ease, 316 Stainless steel drum with solid keyed shaft. Marine grade aluminum alloy fully sealed gear box to ensure corrosion resistance.and maintenance free. Suit any thickness of deck easy to install by yourself. Motor/gearbox has 8 different degree mounting points to drum bracket. Guide roller & Hi Tech 6 mm or 8mm rope chain packs are available as an extra. Please ask.