Buckle lock series

◎ Made of iron, the surface has a durable and eye-catching anti-rust coating.
◎ Equipped with anti-opening lock to prevent unauthorized opening.
◎ Keyhole diameter: 12mm.
◎ Hook diameter: 1"(25mm) & 1.5"(38mm).
◎ Six-hole design, can be locked by 6 people at the same time, to achieve the purpose of managing the same energy source.