Chrome-plated bolt-on tow hook with keeper, 10,000 lbs rated capacity, ... lbs• Working Load Capacity: 3,333 lbs• Mounting Hole Diameter: 1/2"• Hole Distance: 1-3/8"Wenzhou Rongchang Hardware Co., Ltd ... , ball mounts, trailer couplers, trailer connectors, bike racks, etc. Chrome Bolt-On Tow Hook Kit 10,000 lbs