>StowMaster has been America’s best-selling car-mounted tow bar since 1974. With ROADMASTER’s telescoping Autowlok? system, a single continuous motion allows one person to easily position and lock the coupler over the ball. Then, StowMaster automatically centers and locks itself as you drive away ? from stow to tow in 10 seconds! Moving components are made of stainless steel to prevent corrosion and to ensure smooth and easy operation. Self-lubricating nylon bushings eliminate friction between the inner and outer arms. 6,000 lb. carrying capacity. Weight: 48 lbs.