General description The AlwaysH 10 Pcs D Shape Locking Pin is designed for secure coupling in various applications such as trailers, machinery, and appliances. Made from galvanized carbon steel, these safety pins offer durability and reliability for your towing needs. Technical specifications Dimensions: M6 x 50mm (Bolt Length: 50mm, Bolt Diameter: 6mm) Material: Zinc-plated carbon steel Package includes: 10 pieces Usage Ideal for coupling trailers, machinery, and appliances Suitable for lawns, gardens, agriculture, trucks, cars, light trucks, trailers, lawn mowers, tractors, etc.