This item is a hook pin lock made by electroplating process, with good process details and durable texture, which can serve you for a long time without being easily . The design is reasonable, professional and practical, aiming to provide you with a better experience. This is a very professional and excellent hook pin lock, which will serve you very well. Features -Color: Silver. -Material: Iron. -Size(1/2): About 8.50X3.00X1.30cm/3.34X1.18X0.51inch. -Size(5/8): About 13.50X6.00X1.80cm/5.31X2.36X0.71inch. -The design is reasonable and the application is simple, aiming to provide you with more convenience. -It is made by electroplating process and has excellent anti-rust effect, can use it with peace of mind. -It is made of strong and durable iron material, with stable structure, safe and practical. -It can be widely used in trailers and has a good anti-theft effect. -This is a very simple and durable trailer hitch pin lock, which will bring you a good experience. Package list: 2 x locks