Outboard Hose Kit 2"Outboard Hose Kit. The cleanest way to route your cables and hoses from your hull to your motor, especially when using a setback bracket or jackplate. This kit comes complete with 6 feet of 2" heavy duty black hose and two Billet aluminum flanges. Mount the flanges to your deck or transom and attach a three foot piece of hose to each. Flange mounts with three 1 4" fasteners (not included)and has 3" diameter.