Specification Brand : Master Lock BulletPoint1 : This listing is for four (4) High Security Keyed Alike Padlocks w/ 8 keys. ProSeries Padlocks are designed for Commercial/Industrial applications. Limited Life Time Warranty. BulletPoint2 : If you order two 4-packs or any multiple of this lock we will automatically key them all the same. BulletPoint3 : These locks feature the BumpStop Advanced Cylinder Technology. (for explanation see more product details below). BulletPoint4 : DIMENSIONS: 2-3/8in (60mm) wide heavy steel body, each weighing 1.55 lbs. A 3/8in (10mm) diameter hardened boron alloy shackle with 3/4 (19mm) inside height clearance. BulletPoint5 : Solid iron shackle shroud resists harsh physical attacks. The removable cylinder can be replaced or re-pinned. 5 spool pin tumbler cylinder for added pick resistance. Dual ball bearing locking mechanism resists pulling and prying. Color : Black ControllerType : Hand Control ControlMethod : application CustomerPackageType : 1 ExternallyAssignedProductIdentifier1 : 071649216169 ExternallyAssignedProductIdentifier2 : 071649069871 ExternallyAssignedProductIdentifier3 : 0071649069871 ExternallyAssignedProductIdentifier4 : 0071649216169 ExternallyAssignedProductIdentifier5 : 00071649069871 FinishType : Polished GpsrSafetyAttestation : 1 IncludedComponents : Key, Shackle ItemDisplayDimensions_Height : 1 centimeters ItemDisplayDimensions_Length : 11 centimeters ItemDisplayDimensions_Width : 14 centimeters ItemDisplayWeight : 0.18 pounds ItemName : Master Lock Pro Series Padlock - (4) High Security Locks 6325NKA-4 w/BumpStop Technology ItemPackageDimensions_Height : 10.2 centimeters ItemPackageDimensions_Length : 4.4 centimeters ItemPackageDimensions_Width : 6.1 centimeters ItemPackageQuantity : 4 ItemShape : Rectangular ItemTypeKeyword : padlocks LockType : Key Lock Manufacturer : Master Lock Material : Steel ModelName : 28/70 B KD ModelNumber : 6235NKA-4 NumberOfItems : 1 NumberOfPieces : 4 PackageLevel : unit PartNumber : 6235NKA-4 ProductDescription : FEATURING BumpStop TECHNOLOGY - Lock bumping a surprisingly simple method of breaking in through locked doors and padlocks - is undoubtedly the newest emerging threat to personal property security. And virtually all locks in use today are particularly vulnerable to bumping. Until now. BumpStop Advanced Cylinder Technology employs an innovative, patent pending design which utilizes a unique reverse rake tapered driver pin, high performance springs and tightly machined cylinder chambers. During a bump attempt, this design prevents the transfer of force from the bump key to the pins and therefore blocks rotation of the cylinder so that the lock remains locked.inquire and we can normally have them in a couple of days. ProductSiteLaunchDate : 2012-03-30T15:32:02.530Z RecommendedUsesForProduct : Security Size : 4 Pack StreetDate : 2016-01-21T00:00:01Z Style : Modern SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 46171500