Minotaur High Security Stainless Steel Disk Detainer Padlock with Thick Shrouded Shackle 10 Rotating disks rather than pins make this lock truly anti-pick Weather and corrosion resistant stainless steel body and shrouded shackle to defend against the elements and thieves Comes with 4 keys which cannot be duplicated Thick 10mm diameter shackle and a clearance of 23mm x 19mm. The body measures 50mm Width x 60mm Height x 23mm Depth Each lock weighs 11.1oz