Best U locks

BIGLUFU Motorcycle Chain Locks 3.3ft/100cm Heavy Duty Long Chain Cut Proof 0.39 inch/10mm Thick Colorful Square Chains with 0.63inch/16mm U Lock Ideal for Motorbike,Generator Gates

  • ★★ HEFTY & STRONG CUT RESISTANT: Our bike lock is made of unbreakable 3T manganese steel,10mm diameter, 100cm/3.3ft long square-linked chain,....
  • ★★ SCRATCH-PROOF COVER & FRIENDLY SIZE: The chain lock is wrapped by a water-resistant nylon sleeve, which is scratch-proof and wear-resistant,....
  • ★★STOUT U LOCK & 4 ERGONOMIC KEYS: Our chain lock comes with 1 sturdy U lock made of 16mm hard zinc alloy shackle and thick PVC coating, strong....
  • ★★WIDELY APPLICATION: This motorcycle lock is long enough to lock 2 to 3 motorcycles together, also ideal for locking lawnmowers, sports....
  • ★★WARRANTY & CUSTOMER SERVICE: 100 days warranty applies to the bike lock chain, 90-day money back policy, 24-hour online customer service. If you....
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ROCKBROS U Lock Bike U Lock with Cable Heavy Duty Bike Lock Bicycle U Shackle 21mm U-Lock 4 ft Cable Mounting Bracket Scooter Motorcycles Combination Lock 3 Keys Anti Theft Red

  • 【 High Quality U Lock】:ROCKBRO bike U lock is made of 0.84inch (21.4mm)alloy steel( including 0.36inch silicone cover). The Lock features zinc....
  • 【 Loop Cable &Versatile Use】:Comes with a 3.94 ft double looped ends steel cable, which has t PVC shell. The whole diameter of the cable is....
  • 【Fully Protection】: This bike lock features a hardened steel body and double locking shackle for superior cutting and prying resistance. The lock....
  • 【 Portable Size】:The size of the bike lock is 7.87 *6.3inch. Comes with a mounting bracket that is suitable for all circular seat post in....
  • 【 Easy to Install】: Convenient mounting bracket ensures safe and compact storage when cycling, the lock does’t need to pack your lock in a....
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Sportneer Bike Lock Set Heavy Duty Bike U Lock with 5 Ft Security Steel Cable Bicycle U Locks with Keys and Sturdy Mounting Bracket for Road Mountain Bike

  • STURDY & DURABLE: Don’t risk your bike getting stolen! You’re in good hands with the Sportneer Bike Ulock which is cut-resistant, leverage-resistant and drill-resistant, made with 0.56in, high quality alloy steel. Covered in a 0.10in silicone cover, the heavy duty anti theft bicycle key lock will stay protected from wear and tear, while also protecting your bike from scratches..
  • ADDITIONAL 5 FT CABLE: Also included is a 5ft double-looped steel cable 0.43in thick (including PVC covering). You can use the cable to lock the frame, your helmet, the wheels, or other bikes. Secure your bike to bike racks, fences, poles and more!.
  • PORTABLE U LOCK: This Scooter U-lock is heavy enough to keep your bike safe but light enough to carry around with ease. It measures 7.68in*4.9in and can be affixed to your bike with the mounting bracket, great for all circular tripods with a diameter of less than 30mm. Toss it in your backpack or attach it to your frame for easy access!.
  • ADDED SECURITY: Get the same security as a car door or anti-theft door with this zinc alloy lock cylinder! The 2 included keys are rust resistant with advanced serpentine slots for added safety and security..
  • HELPFUL TIPS: This Bicycle U Lock with cable can withstand up to 12 tons of hydraulic....
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Master Lock 8170D U-Lock Bike Lock with Key 1 Pack 6-1/8 in Wide Black & BV Bicycle Light Set Super Bright 5 LED Headlight 3 LED Taillight Quick-Release

  • Product 1: Outdoor heavy duty bike U-lock is best used as a bicycle lock.
  • Product 1: U-shaped steel bike lock with key.
  • Includes carrier bracket for easy transportation.
  • Product 1: Bike lock features a hardened steel body and double locking shackle for superior cutting and prying resistance.
  • Product 1: Bike lock body is 6-1/8 in. (16 cm) wide, with 8 in. (20 cm) shackle length, 4 in. (10 cm) width and 1/2 in. (13 mm) diameter.
  • Product 2: 5 LED headlight, tool-less handlebar mount, 30-40 feet range, quick-release mount.
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(4) Stainless Steel Square U-Bolts Boat Trailer U Bolt Ubolt 1/2\ D x 3 1/16\ Inside Width x 5 5/16\ Inside Length

  • Overall Size: 100 x 64.2mm / 3.94 x 2.53"(L*W).
  • Perfectly Suitable for Square Tube Size: 50 x 50mm / 1.97"..
  • ∪Product Features: Strong and durable, rust resistance, moisture resistance, and corrosion resistance. The surface without burr and thread good grip, u clamp still perform well in rainy and humid seaside environment..
  • ∪Application: Square U-Bolt Used on fix or connect the locked parts to rectangular wood and metal objects, such as cars, RVs, sailboat trailers, pipe, tube, plumbing and other Industrial Applications..
  • ∪Steps for Usage: 1. Choose the corresponding square U shaped bolt according to the size of the pipe. 2. Drill Holes in the Connection. 3. Lock Nut and Flat Washer..
  • ∪Package Content: 4 x U bolts, 4 x plates, 8 x nuts, 8 x flat washers..
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Abus Granit X-Plus 54 Mini Key U-Lock Bike Shackle and Crank Brothers M19 Multi Bicycle Tool Kit

  • Bundle Includes: Abus U-Lock Granit XPlus 54 Mini (Black), Crankbrothers Multi Tool m19 (Silver).
  • U-Lock: 13 mm Hardened parabolic steel shackle / Good protection at high theft risk.
  • Ergonomics: Ideal for securing high quality bicycles to fixed objects.
  • Abus XPlus Cylinder: Provides maximum protection against lock manipulations such as picking.
  • Multi Tool: Compact and portable frame constructed of lightweight aluminum.
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Funmit Trailer Lock Universal Coupler Ball Lock Fits 1-7/8 2 and 2-5/16 Couplers Boat Camper Accessories for Travel Trailers Adjustable Heavy-Duty Steel Hitch Lock Yellow

  • ✅FIT: Funmit trailer coupler lock are designed to fit snugly in 1-7/8”, 2”, 2-5/16” couplers and ratchet is adjustable with 11 locking positions. Each ratchet is tightly engaged with the lock body, it will never be pulled open by brute force like other coupler locks!.
  • ✅HIGH QUALITY: The u-shape trailer lock is made of heavy-duty solid /rigid A36 Steel and aluminum alloy,it's durable, rustproof and weatherproof. Passed QC product quality certification.
  • ✅SAFETY: The trailer hitch lock is made of high-quality materials and combines with the last anti-theft technology to ensuresafety,and the U-shape lock can resist picking, prying and drilling.
  • ✅CONVENIENT: It is easy and quick for you to install and remove,and bright yellow color can provide high visibility.
  • ✅WARRANTY 100%: The replacement trailer locks come with a 90 day manufacturer limited warranty back by Funmit, you can feel a 100% confident buy and enjoy a 24 hours pro tech online help any time.
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Via Velo 2 Bike Lock Set Same Key System 4 Keyed Alike with 2 Cables | 11 Bicycle U Lock Shackle Bike Lock for Road Bike Mountain Bike Electric Bike Folding Bike

  • ✔️HEAVY-DUTY BIKE U LOCK WITH CABLE: This bike u-lock has an extra thickness of 0.6-inch and the U-shape size is 11”x6”, it was also made of HRC55 Rockwell super-hardness stainless steel fully coated with weatherproof PVC and rubber. The extension cable of 6-foot long and 0.4-inch thickness would provide extra protection to both your bike and helmet.
  • ✔️BUILT FOR ALL ADULT BIKES: This combination bike lock set would protect all types of bikes, electric bikes, e bikes folding bikes, mountain bikes, flat-tire bikes, e-scooters. This would bring you peace of mind when you are away from your bicycle and prevent it from being stolen..
  • ✔️One Key System:Via Velo's One Key System Lets you open all the locks in your set with a Single Key..
  • ✔️ KEY GUARD PROGRAM WITH UNIQUE KEY CODE FOR LOST KEYS – Ever wondered how you will open your bike lock if you lose your keys? With Via Velo's Key Guard Program, there's no need to worry! Register your unique key code on our website so you can order new keys if you ever misplace them..
  • ✔️FULL SUPPORT & GUARANTEE: As our customer, you will be fully supported and taken care of by our 24/7 professional team. These include: (1) 90-Day Money Back Warranty.
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Bern, Major MIPS Bike/E-Bike Helmet, Lime, Large

  • Compass fit - Find your perfect fit with our compass fit system. Simply twist the dial to adjust to your custom fit, keeping your head snug and secure. Due to its light weight, this system will feel as if the helmet were custom made for your comfort..
  • MIPS - Multi-Directional Impact Protection System. Designed to protect against rotational violence to the brain caused by rotational impacts..
  • Flip visor - Both stylish and versatile. The flip visor can keep the sun out of your eyes when down or flip it up for the "cycle cap" look every NYC bike messenger is known for..
  • Ventilation - With 14 vents, the Major is one of the lightest and coolest commuter helmets Bern makes..
  • U-lock vent - The bottom back u-lock vents will keep your helmet safe when its time to lock up with your bike..
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Defender Security U 9897 Swing Bar Lock for Hinged Swing-In Doors – Secondary Security Lock for Door and Home Security, 3-7/8” Bar Length, Diecast Zinc Construction with a Brass Finish

  • SECURITY LOCKING DEVICE – This U 9897 Swing Bar Lock is a security locking device for hinged swing-in doors, allowing a door to be slightly opened to allow safe viewing and ventilation..
  • CHILD-SAFE SECURITY DEVICE – This swing bar lock can also be installed out of reach of children so they cannot open the door by themselves, providing additional child-safe door security..
  • EASY INSTALLATION  - Installation is quick and easy – additional security for your doors are within reach! Installation fasteners, including plastic shim spacers for leveling, are included..
  • DURABLE CONSTRUCTION – This swing bar lock is constructed of zinc diecast with a brass finish. It’s strong and durable, sure to last..
  • PRODUCT INFO – This U 9897 swing bar lock has a long, hinged bar, which folds over the closed door to engage the catch. 3-7/8” bar length x 2-1/2” height..
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