Mangrove jack Boat Trailer only weighs 38 kg Axle made 316 Marine grade Stainless Steel advantages to our customers: The Mangrove Jack Trailers is balanced over its axle for easy handling and maneuvering. 1. The lightest licensable boat trailer in Australia, At just 38kg. The heaviest single piece to lift is only 8kg, as it is demountable and made from ALUMINIUM. You do not have to lift a heavy folding frame, as is the case with most portable boat trailers which are folding and made from steel. "NO MORE BREAKING YOUR BACK "lifting heavy folding frames.














