With two keys included, this Long Shackle Aluminium 40mm Padlock is a great option for securing your valuables. It has an extra long double bolted shackle and high breaking strength to help keep your items safe. Weather-resistant with a rustproof interior, it's a great and durable security option. Arm Diameter: 6.5 Mm High Shackle Double Locked Sturdy Aluminium Body Package Weight: 0.7 Kilograms, Weight: 0.24691773344 pounds, Manufacturer: Burg-Wächter KG