- Laminated steel core for greater durability
- Zinc outer treatment with brass finish for weather resistance
- Exclusive octagonal boron-carbide shackle for maximum cut resistance
- Dual ball bearing locking mechanism
- 4-pin cylinder for superior pick resistance
50mm Laminated Brass Long Shackle Excell Keyed Padlock. The laminated steel covered padlocks have a weather-resistant brass and zinc cover, to protect the lock even in extremely bad weather conditions.