Master Lock - Four (4) High Security Pro Series Padocks 6321NKA-4 w/ BumpStop Technology.
</br></br>
<div style="text-align:left">
<b>[Product Information]</b><br>
<ul>
<li>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.</li>
<li>If you order two 4-packs they will NOT necessarily be keyed the same. To buy multiple 4-packs keyed alike you need to purchase the locks via fulfilled by MERCHANT - HOW TO FIND: When you look at the listing there is a link showing the Other Sellers on Amazon. This is under the "add to cart button". Look for the 4-pack fulfilled by Merchant LocksChocksTiedowns. If you purchase any 4-pack multiple we will automatically key all locks the same.</li>
<li>These locks feature the BumpStop™ Advanced Cylinder Technology. (for explanation see more product details below).</li>
<li>DIMENSIONS: 2-1/8 (54mm) wide heavy steel body, each weighing 1.55 lbs. A 5/16 (8mm) diameter hardened boron alloy shackle with 3/4 (19mm) inside height clearance.</li>
<li>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.</li>
</ul>
</div>
</br></br></br></br></br></br></br></br></br></br>

</br></br></br></br></br></br></br></br></br></br>
<img src='http://ecx.images-amazon.com/images/I/51fck2EUi1L.jpg' noproxy></br>
<img src='http://ecx.images-amazon.com/images/I/41PUMVRFK2L.jpg' noproxy></br>
<img src='http://ecx.images-amazon.com/images/I/31KGtiu-TKL.jpg' noproxy></br>