Mercury – Steering Lock for Trailering | Rigging Accessory | 8M0086774Mercury Steering Lock for Trailering Rigging Accessory 8M0086774 OverviewThis steering lock is made for boats equipped with Joystick Piloting for Outboards, giving you a simple way to keep the engines from swinging around while towing. It fits over the tie bar arm and link rod on each outer engine, holding everything steady so nothing shifts or bumps during transport. Its one of those small pieces that makes hauling a multi engine boat a lot less