Cycling U-Locks

Best Cycling U-Locks

SaleBestseller No. 2
Kryptonite Bike Lock with 4-Feet Kryptoflex Cable
  • Lock package containing U-lock and bonus braided steel flex cable
  • Reinforced sleeve over crossbar and cylinder provides enhanced security protection
  • Shackle clearance measures 102 mm width by 229 mm depth
  • 13 mm Shackle diameter
Bestseller No. 3
Blackspur BB-BH214 U-Type Bicycle Lock
  • Very heavy duty
  • Comes with 2 keys
  • Provide high security
  • Easy to attach brackets
  • Supplied in sturdy double blister
SaleBestseller No. 4
SIGTUNA Bike locks - 16mm Heavy Duty Bicycle U Lock with Sturdy Mounting Bracket + 1200mm braided Steel Flex Cable
  • A PEACE OF MIND ► We at Sigtuna Gear love cycling, because it gives a sensational feeling of freedom! That's why we work hard to make our customers happy by making sure they can safely and securely lock their bikes out on a ride. This 16mm Bike Lock which comes with a 1200mm Flex Cable provides you with high-quality bike security in both high and low risk areas.
  • WHAT OUR CUSTOMERS SAY ► With 60+ 5-star reviews, here is what some of our customers say: "My bike is 100% secure with this lock!", "This thing is a beast, five stars", "Talk about heavy duty. This U lock is amazing!", "Bad boy of bike locks!", "Probably the most heavy duty ulock out there" and "A bike lock as good as Kryptonite locks, but at a much lower price!".
  • SAVE YOURSELF MONEY ► Can a small investment of less than £25 save you hundreds of pounds? YES! We recommend investing a little as 10-15% of your bike value to secure it. This tested best and certified Bike Lock Combo has a 16mm U-lock Shackle, a sturdy Mounting Bracket, two laser-cut Abloy keys and a Steel Flex Cable that will make thieves think twice touching your bike and will save you money!
  • ORDER YOURS NOW ►► Want to have it tomorrow? Click "Add to Cart" NOW to buy your 16mm Sigtuna Gear U-lock with Flex Cable TODAY and enjoy more awesome rides this season to friends and family with the assurance that your bike is 100% secured!
Bestseller No. 5
Onguard Pitbull 8005 DT Bike Lock & Cable - High Security Gold Sold Secure
  • Chunky 14mm Ultra hardened steel shackle provides maximum cut resistance. Double rubber coating on crossbar.
  • Ultra-hardened reinforced crossbar. Anti-rattle bumpers. Includes 5 laster cut keys (1 micro-light and 4 extra grip keys).
  • Micro light key projects a bright white beam. The quattro bolt locking mechanism provides unequaled strength and maximum pull resistance by locking the cross bar to the shackle on 4 sides.
  • The new user friendly , pick , pull and drill resistant z-key cylinder featuring bumpblok, offers optmum detterent against physical attack.
  • All tube mounting bracket. Intergrated Dust cover. Anti - theft guarantee with registration. Size : 115 x 230 x 14mm. Cable size : 4' x 0.39" (120cm x 10mm). Security rating 83/100.
SaleBestseller No. 6
Mountain Warehouse D-Lock Durable Cycling Bike Bicycle Secure Black
  • Composition - 15mm hardened steel shackle
  • Resistant - Anti-drill, pick resistant lock
  • Keys - Comes with 2 keys
  • Dimensions - 255mm x 140mm
  • Weight - 675g
Bestseller No. 7
MEETLOCKS Bike U Shackle lock 160x245mm,EASY-FIX Bracket and Three Solid Brass Key with' Rekey' code tag Steel Dia. 1.35CM
37 Reviews
MEETLOCKS Bike U Shackle lock 160x245mm,EASY-FIX Bracket and Three Solid Brass Key with" Rekey" code tag Steel Dia. 1.35CM
  • ---Harden Steel Shackle With Soft Rubber Cover.
  • ---Easy To Use Bracket Can Smooth Work On bikes
  • ---High Security M-Key Locking Machanism With Anti-dust Cover.
  • ---Rekey Service Supplied. ??ATTENTION:Due to the exposing under the rain/sun, please drip some lubricating oil into the key hole to keep the lock work normally after a 3-5months riding.
  • ---Outer SIZE:160x245MM. ---.Shackle Dia: 13.5mm,Bracket Fits: Dia 36-40mm
SaleBestseller No. 8
U lock Bike lock - Resettable Combination U lock / D lock for Bicycles - Secure your bike while eliminating the need to carry the key. 14mm Hardened Steel Shackle for heavy duty protection
  • KEYS-FREE PROTECTION: Keep your bike or gate safe and secure without the need to carry keys that can be lost.
  • YOU DEFINE THE COMBINATION: Set a combination that is easy to remember with the resettable combination.
  • EASY TO USE: So easy to use, your children can use the lock without you worrying or dealing with them losing the keys. This lock is so easy to use that we have found that quite a few customers use it as a gate lock or even as container lock!
  • STRONG AND LIGHTWEIGHT: The 14 millimetre shackle made with hardened steel and a water resistant coating provide heavy duty security for your bike. At only 555 grams, this lock is easy to put around the bike seat while riding or carry in your bag. Dimensions: 12.4 x 22.8 x 2.6 cm
  • MONEY BACK GUARANTEE + FLASH SALE TODAY: 100% Money back guarantee, no questions asked. If you are not happy with the lock we will gladly refund 100% of your money. Flash sale today: Only 12.99 instead of 19.99!
SaleBestseller No. 9
Kryptonite Keeper 12 STD U-Lock with Bracket - Black
  • An affordable U lock for moderate crime areas
  • 12 mm hardened steel shackle
  • High security Bent Foot design
SaleBestseller No. 10
Heavy Duty Combination Bike U Lock, Amazer 12mm Bike Lock Bicycle Heavy Duty Combination U Lock Bike Lock Anti Theft
  • WHY AMAZER U LOCK CAN KEEP YOUR BIKE SAFE? Amazer U lock is made of 12mm hardened performance zinc alloy shackle and covered by a 3.85mm PVC coating(Total lock's thickness is almost 16mm). So it can resist cutting and leverage attacks. The PVC lining on the "U" prevents it from scratching bike paint job.
  • KEYLESS & EASY TO SET COMBINATION: Choose Amazer U lock, no more lost keys! 4-digit set your own combination convenience allows for thousands of possible combinations. Prevent thieves use universal key to unlock your lock.
  • DUST COVER: The combination is covered by a dust cover to protects and extends cylinder life. LOCK SIZE: 8.96"(Length) x 5.74"(Width) x 0.624"(Thickness) - PLEASE NOTE: Manual measurement for reference only.
  • HEAVY DUTY LOCK OFFER YOUR BIKE MORE SAFETY: The lock's net weight is 1.817 lbs (0.824 kg). The shackle and cylinder is made of solid zinc alloy. Whole lock is covered by quality PC material for good looking and keep your bike from scratching.
  • 100% MONEY-BACK GUARANTEE: If Amazer 16mm U-lock for this price is not the best you ever owned - please return it within 30-DAYS and get a full refund, NO questions asked. We stand behind the quality of all our products.