DataTag Stealth ProThe DataTag Stealth Pro effectively gives your bike a unique fingerprint.  For increased security, DataTag works with the Police to back up the product  and provides free scanning equipment and database access on a 24/7 basis as  well as technical training. Owners of DataTagged cycles generally also benefit  from reduced premiums from the major insurers. Ultimately it is an Electronic  Security Identification System to protect your bike when even the strongest  lock is not enough.Makes Life Difficult for Bike ThievesDataTag UV Stealth systems for bicycles is a detailed and  refined approach to identification, which makes life difficult for even  professional thieves. It is simple to fit and includes visible and hidden  identifiers, including some of the most advanced stealth UV etching  that won't visibly mark you bicycle and gives your bike a unique finger print.  Bike theft is a worldwide problem and many bike owners think that just by  registering the frame serial on a database theft will miraculously stop. The  truth is that registration without the right identification system just doesn't  work. The DataTag Stealth Pro bridges this gap perfectly.Features:'Stealth' UV Etching'Ultimate TE Label' Tamper evident label containing unique ID number and QR code'Datadot' The Datadots can be used to mark all your cycle components and accessoriesNot suitable for titanium and bare metal framesBuy DataTag Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

Kryptonite New York Fahgettaboudit Mini LockThe Kryptonite Fahgettaboudit Lock features a 16mm diameter max-performance steel shackle that resists bolt cutters and leverage attacks. It has been designed for double security; featuring double lock holding power thanks to the double deadbolt and has a hardened steel sleeve over the lock crossbar to resist damage to the main locking mechanism. It comes supplied with a Flex Frame bracket so you can mount it to your frame for convenient transport and it has been vinyl coated to protect your frame should they happen to clash.Long Life-Span SecurityTo increase the lifespan of the lock it features a Hardened Oval  Crossbar, which is stronger and will be effective for longer than a traditional  round tube lock. The locking mechanism has a sliding dustcover to protect the  key slot from the elements, grit and dirt. The lock comes supplied with 3  stainless steel keys; one of which has a high-power LED light on it for night  time convenience when locking/unlocking your bike.Features:    Security Rating: Sold Secure Gold  Material: Shackle: Max-Performance Steel; Sleeve: Hardened Steel; Keys: Stainless Steel  Shackle Length: 20.3cm  Shackle Width: 10.2cm  Shackle Diameter: 16mm  Weight: 2.02kgBuy Kryptonite Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

Kryptonite Standard U-lock with FlexFrame bracketThe Kryptonite Standard U-lock with FlexFrame bracket features a high-performance, 13mm thick hardened steel shackle that's specially designed to resist cutting and leverage attacks. Its patent pending hardened double deadbolt is resistant to twisting attacks and there's also a disc-style cylinder lock, which is pick and drill resistant.Convenient and Quiet On The GoKryptonite added anti-rattle bumpers to this lock so to minimize vibration noise when you're riding over cobbled streets or poor road surfaces. Also included, is Kryptonite's Transit FlexFrame-U transportation system, which can be mounted in various points on your bike's frame for convenience. The lock comes complete with 2 tough stainless steel keys.Features:  Sold Secure Bicycle Silver Certified  Easy to transport  13mm hardened performance steel shackle  Double deadbolt design  High security disc-style lock  Includes Transit FlexFrame-U transportation system  Key safe program  Optional ATPO (Anti-Theft Protection Cover)  Dimensions: 10.2cm x 22.9cm  Weight: 1.32kgEuropean Testing Agencies  In Europe, independent testing agencies put locks through their paces to see how secure they really are, or in some cases are not. Kryptonite holds more than 45 approvals at Sold Secure (UK), ART (NL), VdS (DE), N.F. (FRA), Classe SRA (FRA), SSF (Sweden) and VAREFAKTA (Den). These agencies attacked products with every bit of malice the testers could throw at them and they still held up. We hope this brings peace of mind to Kryptonite customers.Buy Kryptonite Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

Kryptonite Evolution Long U-lock w/FlexFrameBracketThe Kryptonite Evolution Long U-lock is a superb lock for protecting your frame from theft in high risk areas. Featuring a 14mm diameter shackle tubing and a double deadbolt design, which enables it to resist bolt cutter, twist and leverage attacks. It comes supplied with a Flex Frame bracket so you can mount it to your frame for convenient transport and it has been vinyl coated to protect your frame should they happen to clash.Strong, Effective ConvenienceTo increase the lifespan of the lock it features a Hardened Oval Crossbar, which is stronger and will be effective for longer than a traditional round tube lock. The locking mechanism has a sliding dustcover to protect the key slot from the elements, grit and dirt. The lock comes supplied with 3 stainless steel keys; one of which has a high-power LED light on it for night time convenience when locking/unlocking your bike.Features:    Security Rating: Sold Secure Gold  Material: Lock: Hardened Kryptonium Steel; Keys: Stainless Steel  Shackle Length: 29.2cm  Shackle Width: 10cm  Shackle Diameter: 14mm  Weight: 1.7kgBuy Kryptonite Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Cable Lock A heavy duty and robust choice for bicycle security, the LifeLine Cable Lock combines length with strength to keep your bike firmly in its place. A lengthy and weighty option, the flexible steel cable won't be broken easily, giving you peace of mind when leaving your ride unattended. Solid, Secure Protection Security and protection are the fundamentals of this lock, which comes complete with a bracket and protective anti-dust cover to keep the cylinder safe from the elements and your framework scratch free. Available in two sizes, the LifeLine Cable Lock is an excellent solid and versatile bit of kit. Features: Material: Steel Accessories: Anti-Dust Cover, Bracket, Keys x 2 Size: Small -15 mm x 12000m, Large -12 mm x 1800 mm Weight: Small - 600 g, Large - 550 g Buy LifeLine accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Cable Lock A heavy duty and robust choice for bicycle security, the LifeLine Cable Lock combines length with strength to keep your bike firmly in its place. A lengthy and weighty option, the flexible steel cable won't be broken easily, giving you peace of mind when leaving your ride unattended. Solid, Secure Protection Security and protection are the fundamentals of this lock, which comes complete with a bracket and protective anti-dust cover to keep the cylinder safe from the elements and your framework scratch free. Available in two sizes, the LifeLine Cable Lock is an excellent solid and versatile bit of kit. Features: Material: Steel Accessories: Anti-Dust Cover, Bracket, Keys x 2 Size: Small -15 mm x 12000m, Large -12 mm x 1800 mm Weight: Small - 600 g, Large - 550 g Buy LifeLine accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Steel Chain Lock Solid steel and a key-lock cylinder combine to make the LifeLine Steel Chain Lock a hefty but effective security system for leaving your bike out of sight. At just short of a kilogram in weight, yet easily storable when riding to your destination, this is a lock that gives the user fantastic protection and confidence that your ride will stay put. Sturdy and Secure Locking Flexible enough to loop around bars and grates for extra-secure locking despite its heft, the Steel Chain Lock is clinched together with the key-lock cylinder and protects itself from the elements, and your paintwork from the lock, with the included anti-dust cover. Built to last, this is an ideal lock for the city commuter or countryside explorer. Features: Material: Steel Size: 6 mm Square Chain x 900 m Weight: 960 g Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Steel D Lock - Sold SecureA certified dependable and secure bike protection solution, the Steel D Lock - Sold Secure from LifeLine is a tough and trustworthy deterrent against would-be bike thieves. A traditional looking D-lock, it offers high holding performance to make sure your steed stays exactly where you left it.  Sturdy and Secure Bike LockWorthy of its Sold Secure Silver (Small and medium locks) and Sold Secure Bronze (Large lock) security ratings, the 14mm hardened steel shackle provides fantastic protection against cutting attacks, while the internal locking mechanism features a double dead bolt for increased hold under pressure. With two locking keys included, a protective dust/water cover that keeps your paintwork free from scrapes and chips when locking in place and a frame mount bracket for easy portability, the LifeLine Steel D Lock - Sold Secure is a brilliant barrier against bike theft.   Features:  Material: Toughened Steel  Security Rating: Small and Medium: Silver Sold Secure Certified; Large: Sold Secure Bronze Certified  Internal Lock Sizes: Small: 80mm x 143mm; Medium: 110mm x 230mm; Large: 110mm x 300mm  Portability: Included frame mount bracket    Keys: 2 x reversible keys included  Weight: Including bracket - Small: 1025g; Medium: 1395g; Large: 1550g Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Steel Chain Combination LockLifeline's take on the classically-designed combination lock, this 900mm long steel-link chain provides fantastic strength to fend off thieves and locks securely and uniquely with the 4-digit rotating dial for optimum bicycle protection. A Sturdy and Secure Bike Lock Constructed of 6mm-deep square links, the LifeLine Steel Chain Combination Lock will hold firm under bolt cutter attacks, and at a little under a metre in length, it provides a great range of looping length for tethering it around your chosen support. The chain locks securely in place via the combination lock cylinder, allowing you a personal and specific locking code that only you can crack. Sheathed in a reflective-printed protective anti-dust cover to prevent scratches and scrapes to your paintwork as well as the lock itself, LifeLine has produced a durable and dependable combination lock to keep your bicycle safe and your mind at rest.Features:  Material: Steel  Length: 900 mm  Additional Protection: Anti-Dust Cover with Reflective Printed Graphic,    Weight: 690g Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Steel D Lock - Sold SecureA certified dependable and secure bike protection solution, the Steel D Lock - Sold Secure from LifeLine is a tough and trustworthy deterrent against would-be bike thieves. A traditional looking D-lock, it offers high holding performance to make sure your steed stays exactly where you left it.  Sturdy and Secure Bike LockWorthy of its Sold Secure Silver (Small and medium locks) and Sold Secure Bronze (Large lock) security ratings, the 14mm hardened steel shackle provides fantastic protection against cutting attacks, while the internal locking mechanism features a double dead bolt for increased hold under pressure. With two locking keys included, a protective dust/water cover that keeps your paintwork free from scrapes and chips when locking in place and a frame mount bracket for easy portability, the LifeLine Steel D Lock - Sold Secure is a brilliant barrier against bike theft.   Features:  Material: Toughened Steel  Security Rating: Small and Medium: Silver Sold Secure Certified; Large: Sold Secure Bronze Certified  Internal Lock Sizes: Small: 80mm x 143mm; Medium: 110mm x 230mm; Large: 110mm x 300mm  Portability: Included frame mount bracket    Keys: 2 x reversible keys included  Weight: Including bracket - Small: 1025g; Medium: 1395g; Large: 1550g Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Steel D Lock - Sold SecureA certified dependable and secure bike protection solution, the Steel D Lock - Sold Secure from LifeLine is a tough and trustworthy deterrent against would-be bike thieves. A traditional looking D-lock, it offers high holding performance to make sure your steed stays exactly where you left it.  Sturdy and Secure Bike LockWorthy of its Sold Secure Silver (Small and medium locks) and Sold Secure Bronze (Large lock) security ratings, the 14mm hardened steel shackle provides fantastic protection against cutting attacks, while the internal locking mechanism features a double dead bolt for increased hold under pressure. With two locking keys included, a protective dust/water cover that keeps your paintwork free from scrapes and chips when locking in place and a frame mount bracket for easy portability, the LifeLine Steel D Lock - Sold Secure is a brilliant barrier against bike theft.   Features:  Material: Toughened Steel  Security Rating: Small and Medium: Silver Sold Secure Certified; Large: Sold Secure Bronze Certified  Internal Lock Sizes: Small: 80mm x 143mm; Medium: 110mm x 230mm; Large: 110mm x 300mm  Portability: Included frame mount bracket    Keys: 2 x reversible keys included  Weight: Including bracket - Small: 1025g; Medium: 1395g; Large: 1550g Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Cable Combination Lock A lengthy, flexible steel cable that offers hard-wearing and heavy-duty security despite being fairly lightweight, the LifeLine Cable Combination Lock will give complete peace of mind in its locking capabilities. Complete with a classic-look 4-digit combination roller for unique extra-layer security, it will deter the most opportunist of bike thieves. Versatile and Durable Security Measuring at 1.2 metres long, the LifeLine Cable Combination Lock offers more cable to loop and lock to secure your bike in place, while the resettable combination locking cylinder itself joins each end together for a steadfast and sturdy connection. A fantastic choice for the safety conscious rider. Features: Material: Steel Size: 10 mm x 1200 mm Weight: 310 g Buy LifeLine accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Bike Lock Extension Loop Cable A fantastic bit of additional kit to give back up to your main bike-lock system, the LifeLine Bike Lock Extension Loop Cable offers an extra level of protection when storing your bike out of sight or for storing your quick-release components or accessories. Secondary Theft Deterrent Constructed of flexible steel for a strong and durable hold, the LifeLine Bike Lock Extension Loop Cable works great in conjunction with LifeLine's range of Steel D-Locks. The cable gives added peace of mind when holding your bike steadfast in the face of would-be thieves or opportunists, making your locking system as safe as you possibly can. Features: Material: Steel Size: Small - 10 mm x 1200 mm, Large - 10 mm x 2134 mm Weight: Small - 240 g, Large - 360 g Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Bike Lock Extension Loop Cable A fantastic bit of additional kit to give back up to your main bike-lock system, the LifeLine Bike Lock Extension Loop Cable offers an extra level of protection when storing your bike out of sight or for storing your quick-release components or accessories. Secondary Theft Deterrent Constructed of flexible steel for a strong and durable hold, the LifeLine Bike Lock Extension Loop Cable works great in conjunction with LifeLine's range of Steel D-Locks. The cable gives added peace of mind when holding your bike steadfast in the face of would-be thieves or opportunists, making your locking system as safe as you possibly can. Features: Material: Steel Size: Small - 10 mm x 1200 mm, Large - 10 mm x 2134 mm Weight: Small - 240 g, Large - 360 g Buy LifeLine Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

LifeLine Cable Combination Lock A lengthy, flexible steel cable that offers hard-wearing and heavy-duty security despite being fairly lightweight, the LifeLine Cable Combination Lock will give complete peace of mind in its locking capabilities. Complete with a classic-look 4-digit combination roller for unique extra-layer security, it will deter the most opportunist of bike thieves. Versatile and Durable Security Measuring at 1.2 metres long, the LifeLine Cable Combination Lock offers more cable to loop and lock to secure your bike in place, while the resettable combination locking cylinder itself joins each end together for a steadfast and sturdy connection. A fantastic choice for the safety conscious rider. Features: Material: Steel Size: 10 mm x 1200 mm Weight: 310 g Buy LifeLine accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

Hiplok Z LOK Security Tie SingleAn upgrade on the classic cable-tie, this steel-cored iteration makes for a tougher, more dependable way to enhance the security of your bike or accessories when leaving them out of sight. Utilising a double-locking mechanism, the thin end of the cable slides through the lock end, with the included release key required to set your stuff free. This innovative take on a locking standard is an excellent addition to your security setup. Features: Material: Reinforced Steel core Lock Type: Double-locking mechanism Security Level: Basic Included: 1x tie with universal release keyBuy Hiplok Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

Hiplok Z LOK Security Tie SingleAn upgrade on the classic cable-tie, this steel-cored iteration makes for a tougher, more dependable way to enhance the security of your bike or accessories when leaving them out of sight. Utilising a double-locking mechanism, the thin end of the cable slides through the lock end, with the included release key required to set your stuff free. This innovative take on a locking standard is an excellent addition to your security setup. Features: Material: Reinforced Steel core Lock Type: Double-locking mechanism Security Level: Basic Included: 1x tie with universal release keyBuy Hiplok Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

Hiplok Z LOK Security Tie SingleAn upgrade on the classic cable-tie, this steel-cored iteration makes for a tougher, more dependable way to enhance the security of your bike or accessories when leaving them out of sight. Utilising a double-locking mechanism, the thin end of the cable slides through the lock end, with the included release key required to set your stuff free. This innovative take on a locking standard is an excellent addition to your security setup. Features: Material: Reinforced Steel core Lock Type: Double-locking mechanism Security Level: Basic Included: 1x tie with universal release keyBuy Hiplok Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

Hiplok FX Cable LockHiplok FX Wearable 1mRetractableCable Bike LockThe Hiplok FX Wearable 1mRetractableCable Bike Lock is the perfect lock for coffee stops. This compact, lightweight, wearable bike lock provides protection from opportunist thieves and is really easy to carry with you - this bike lock clips onto jersey and jean pockets as well as bag straps. The Hiplok FX  features a one metre retractable steel cable lock with a three digit resettable combination for quick and convenient use.Features:One metre retractable cableThree digit resettable combination lockClips onto jersey pockets, bag strapsReflective stripBasic security for low-risk areasBuy Hiplok Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.

Hiplok FX Cable LockHiplok FX Wearable 1mRetractableCable Bike LockThe Hiplok FX Wearable 1mRetractableCable Bike Lock is the perfect lock for coffee stops. This compact, lightweight, wearable bike lock provides protection from opportunist thieves and is really easy to carry with you - this bike lock clips onto jersey and jean pockets as well as bag straps. The Hiplok FX  features a one metre retractable steel cable lock with a three digit resettable combination for quick and convenient use.Features:One metre retractable cableThree digit resettable combination lockClips onto jersey pockets, bag strapsReflective stripBasic security for low-risk areasBuy Hiplok Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.