50MM Tow Ball Our 1.1/4" Long Ball Hitch Pin is perfect for towing trailers, caravans and other items. They can be used for a wide variety of tasks. This particular ball hitch pin has a linch pin attached to a chain that's slots into a hole near the bottom of the thread for extra safety. These ball hitch pins are zinc plated for a high resistance against all types of weather elements. Product Code - SFAGS13108 Max Capacity (KG) - 3000 A (MM) - 260 B (MM) - 50 C (MM) - 20 D (MM) - 28 E (MM) - 32 F (MM) - 100 G (MM) - 170 H (MM) - 188