Features: Iron shroud protects shackle from bolt cutters; ProSeries Padlocks are designed for Commercial/Industrial applications; 2-1/8" (54 mm.) heavy steel body withstands physical attack; 3/4" (19 mm.) tall, 5/16" (8 mm.) diameter hardened boron alloy shackle for superior cut resistance; Dual ball locking mechanism resists pulling and prying; High security, rekeyable 5-pin cylinder with spool pins is virtually impossible to pick. Best Used For: Truck Doors; Trailers, Vans and Moving Trucks; Manufacturing Environments; Industrial, Storefront and Business Gates. Notes. All Sales Are Final: This is made-to-order item. Once production has begun, order cannot be canceled even if it is not shipped yet; This product is not eligible for return or exchange unless defective; Factory lead-time will range from 1 to 3 weeks but usually averages 7 business days before order ships; All custom specs and options other than standard ones (including key number, custom stamps or marks, etc.) must be requested before the order is put into production; Please review the item's specs and make sure that the product you are purchasing meets your requirements. Please review and confirm if any custom options listed below are required: Lock Color / Bumper Color / Dial Color / Numbering Color; Size (including Shackle Clearance); Keying Type: Keyed Alike, Keyed Different, Master Keyed; Key Number and/or Master Key Number. (If you need new locks to be keyed the same as the ones that you already have, the Key Number that is on your keys currently used should be provided with your order.); Keyed Alike in Sets (for KA Locks only); Number of Keys per Lock; Key Marking.Price for Pack of 12 pcsKeyed Different: each lock is opened by its own unique key that does not open any other lock in the set.