Believe it or not - millions of bikes are stolen every year, even with bike locks! But the biggest reason is that it's inconvenient to carry a lock all the time! Unlike heavy and cumbersome U-locks and chains that most cyclists use and hate today, the heavy-duty industrial bike lock is a super convenient solution, with the ability to fold into a compact form, while still maintaining premium levels of heavy-duty security. The compact form of our lock takes up much less space than a traditional U-lock, making it the most practical yet highly secure lock. KEY BENEFITS: The best alternative to U-locksPortable & Compact - Easy to carryIndestructible ConstructionMaximum Anti-Theft Protection30-Day Money-Back GuaranteeWhat makes it the best bike lock on the market? FLEXIBILITYHave you ever tried to attach a U/D-lock around a tree or a lamppost? You've probably tried it once and realized it wouldn't be possible! The flexibility of the heavy-duty industrial bike lock gives you more places to lock your bike around than a rigid U/D-lock. ENGINEERED FOR SECURITYOur engineering mission is driven by a desire to provide users with ultra-high-quality products made from the best possible materials to deliver seamless performance with more suitable features that meet your needs. The heavy-duty industrial bike lock does just that! DESIGNED WITH YOU IN MIND The integrated design means your lock is in one piece so you don't have to struggle with trying to put separate parts together and it doesn't rattle when carried. MAXIMUM ANTI-THEFT DESIGN Stops theft, pickers, pullers and keeps drillers away! The robust construction of the heavy-duty industrial bike lock makes it resistant to drills, hammers and all other types of tools that unlock traditional locks. QUICK INSTALLATION The unit is extremely easy to use and comes with a patented key designed specifically for the heavy-duty industrial bike lock. Simply insert the key and turn counter-clockwise to unlock, extend it to the desired length, attach to the frame of your bike and tire and turn the key again to lock. PORTABLE AND COMPACT Folds into a compact form and has the ability to be stored inside the frame-mounted case. Mount it anywhere on your bike at your convenience! THE BEST U-LOCK ALTERNATIVE Carry the heavy-duty industrial bike lock and take a ride without worrying about thieves at all, our lock guarantees the best protection your bike needs. SPECIFICATIONS: Length: 31 \" / 78 cmWeight: 20 oz / 570 gFolded Size: 2.9 \" x 2.6 \" x 2.2 \" / 7.5 x 6.6 x 5.5 cmMaterial: Zinc Alloy + HRC45 Heat Treated SteelKey: PA6 + 59 CopperPACKAGE CONTENTS:1 x Heavy Duty Industrial Bike Lock3 x Keys1 x Bracket2 x Non-Slip Mounting Straps2 x Mounting Screws