Get a leg up on climbing your coach’s ladder to access your roof top maintenance with our 51.5" starter ladder. The hardware secures our starter ladder to your coach’s exterior ladder so it cannot get knocked off. This ladder will support up to 250 lbs at a 10°-13° angle. Works in conjunction with the Stromberg Carlson LA-401 and LA-401BA Universal Exterior RV Ladder or ladders with comparable dimensions. Assembly required.