These Master Lock Co. Magnum Shrouded Disc Locks feature Tough Cut octagonal boron-carbide shackles. The locks are designed with stainless steel bodies and covered keyways for weather resistance.
Stainless steel construction for maximum weather protection
Reinforced body bumper for scratch resistance
4-pin cylinder for increased pick resistance
Shrouded shackle provides maximum cut protection
Hinges open for unobstructed normal operations of switch
Shrouded shackle minimizes shackle exposure and protects against bolt cutter attacks
Ball bearing locking for maximum pry resistance
KAM-keyed alike only within each multi-pack (each multi-pack is keyed differently