Introducing the Squire Hammerhead 230mm D-Lock with 10mm x 1800mm Extender Cable. This Duo work so well together Squire have decided to sell them together in a handy pack. The Hammerhead D-Lock is a Sold Secure Gold Rated which is the highest rating that Sold Secure offer. The lock has a 5 Pin tumbler locking mechanism which is one of the most secure types of key locking methods. The hammerhead is supplied with two keys and if for any reason you lose or damage the key you are able to get new ones cut, simply pick up the phone and give your local locksmith or Squire themselves a call. The head of the lock is constructed from armoured steel for solid protection and longevity. The Shackle is constructed from Hardened alloy steel shackle and has an octagonal sleeve which gives off less grip and catching points for machine powered tools to cut through. The lock is provided with a mounting bracket which allows you to fasten the lock to the frame of your bike when the lock isn't in use. Supplied with Hammerhead is the extender cable which you are able to link your whole bike up together, weaving the cable in and out of your frame and wheels to make sure those opportunistic thieves don't steal the removable parts of your bike. Overall this is a dynamic duo that will guard your bike through thick and thin, warning off any thieves that come near it.