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The Best Bike U Lock Kryptonite of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Bike U Lock Kryptonite of 2023. Check our ranking below.

2,215 Reviews Scanned

SaleRank No. #1
Kryptonite Kryptolok Standard Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle and 10mm x 4ft Length Security Cable with Mounting Bracket and Keys
  • 12.7mm Hardended Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks; 10mm Steel Looped Cable For Additional Security
  • Interior Locking Dimensions; 4" x 9" Cable Length; 4"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $1,750 Reimbursement
  • Secure Mounting Bracket; Includes versatile Flexframe-U Bracket, allowing you to carry your bike lock during transportation
SaleRank No. #2
Kryptonite Evolution Mini-7 Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 13mm Shackle and 10mm x4ft Length Security Cable with Mounting Bracket and Keys
  • 13mm Hardened Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks; 10mm Steel Looped Cable For Additional Security.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Interior Locking Dimensions: 3.25" x 7" Cable Length: 4'
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them
  • Anti-Theft Protection Offer; Up to $2,500 Reimbursement
  • Includes FLEXFRAME-U BRACKET providing convenient multi-location u-lock transport
Rank No. #3
Kryptonite Bike U-Lock with Braided Steel Cable, High Security Anti-Theft Bicycle U Lock, 12mm Shackle and 8mm x4ft Length Security Cable with Keys for Scooter Road Mountain Bikes,Black
  • DURABLE DESIGN: This Anti-Theft bike lock features a 12mm hardened steel shackle with a bent foot anti-rotation design that resists bolt cutters and twisting leverage attacks. The lock disc-style cylinder side keyway is protected by a sliding dust cover and is pick and drill resistant
  • MULTI-FUNCTIONAL: This Kryptonite bike lock is ideal to secure your bicycles, sports equipment, gates and fences, tool boxes & ladders, grills & lawnmowers, skateboards, truck bed and more
  • SPECIFICATIONS: U-Lock interior locking dimensions are 3.25 in. x 6.25 in, 12mm steel shackle with a weight of 2 lbs. Bike lock security cable is 4 ft. (1.2 m) long and 5/16 in. (8 mm) wide in diameter. Includes two stainless steel keys with an ergonomic design to reduce torque and prevent bending or breaking
  • KEY SAFE PROGRAM: Kryptonite will ship your first 2 keys for free, globally, in the event you lose them. Register your unique key code on our website so you can order new keys if you ever misplace them
  • ANTI-THEFT PROTECTION OFFER (ATPO): Kryptonite stands behind its products by providing an Anti-Theft Protection Offer on specific locks. Created by Kryptonite in 1978, the Anti-Theft Protection Offer is a program that reimburses registered customers for a specific monetary amount in the event their bicycle/motorcycle is stolen due to the opening or breaking of the lock by force
Rank No. #4
Kryptonite Keeper Standard Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock Sold Secure Silver, 12mm Shackle with Mounting Bracket and Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence
  • 12mm Hardened Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
  • Interior Locking Dimensions; 4" x 8"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $500 Reimbursement
  • Lifetime
Rank No. #5
Kryptonite Combo Bike U-Lock Standard, Anti-Theft Security Bicycle Lock, 12mm Steel Shackle, 4-Digit Resettable Combination U Lock for Scooter Road Mountain Bikes
  • DURABLE DESIGN: This Anti-Theft bike u lock features a 12mm hardened steel shackle that provides high security against theft. This combo u-lock includes an easy to use 4-digit resettable combination and no keys for you to lose
  • MULTI-FUNCTIONAL: This Kryptonite bike lock is ideal to secure your bicycles, sports equipment, gates and fences, tool boxes & ladders, grills & lawnmowers, skateboards, truck bed and more
  • PORTABLE SIZE: This is a standard size bicycle u lock which is great for many lock-up scenarios. Size interior locking dimensions are 4" x 8" and exterior locking dimensions are 6.5” x 9.5”
  • COMBO SAFE PROGRAM: Register your unique 4-digit combination code on our website and our customer service team will be able to help, should you forget your combination
  • ANTI-THEFT PROTECTION OFFER (ATPO): Up to $500 reimbursement upon registration. Kryptonite stands behind its products by providing an Anti-Theft Protection Offer on specific locks. Created by Kryptonite in 1978, the Anti-Theft Protection Offer is a program that reimburses registered customers for a specific monetary amount in the event their bicycle/motorcycle is stolen due to the opening or breaking of the lock by force
SaleRank No. #6
Kryptonite Kryptolok Standard Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle with Mounting Bracket and Keys, High Security Lock for Bicycles Scooters
  • 12.7mm Hardended Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
  • Interior Locking Dimensions; 4" x 9"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $1,750 Reimbursement
SaleRank No. #7
Kryptonite New York Standard Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock Sold Secure Gold, 16mm Shackle with Mounting Bracket and Keys, Ultimate Security Lock for Bicycles E-Bikes Scooters
  • 16mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.Control Method:Application
  • Interior Locking Dimensions; 4" x 8"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $4,000 Reimbursement for 1 Year Included
  • Secure Mounting Bracket; Includes versatile Flexframe-U Bracket, allowing you to carry your bike lock during transportation
SaleRank No. #8
Kryptonite New York Fahgettaboutit Mini Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock, 18mm Shackle with Keys, Ultimate Security Lock for Bicycles E-Bikes Scooters,Black
  • 18mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Interior Locking Dimensions; 3.25" x 6". Exterior Dimensions; 9.5" x 6" x 2"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $5, 000 Reimbursement for 1 Year Included
  • 3 STAINLESS STEEL KEYS - including new design and one LED REPLACEABLE KEY FOB
SaleRank No. #9
Kryptonite New York LS Bike U-Lock, Heavy Duty Anti-Theft Security Bicycle Lock Sold Secure Gold, 16mm Long Shackle with Keys, Ultimate Security Lock for Bicycles E-Bikes Scooters,Black/Yellow
  • 16mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Interior Locking Dimensions; 4" x 10. 25"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $4, 000 Reimbursement for 1 Year Included
  • Lifetime
SaleRank No. #10
Kryptonite Kryptolok Combo Bike U-Lock Standard, Anti-Theft Security Bicycle Lock, 12mm Steel Shackle, 4-Digit Resettable Combination U Lock with Mounting Bracket for Scooter Road Mountain Bikes
  • 12mm Hardened High Grade Carbon Alloy Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
  • Interior Locking Dimensions; 4" x 8"
  • Anti-Theft Protection Offer; Up to $1,750 Reimbursement
  • Lifetime Warranty
  • 13mm hardened high-grade carbon alloy steel shackle resists hand tools
Rank No. #11
Kryptonite Kryptolok Mini-7 Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle with Mounting Bracket and Keys, High Security Lock for Bicycles Scooters
  • 12. 7mm Hardended Performance Alloy Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
  • Interior Locking Dimensions; 4" x 11. 5"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $1, 750 Reimbursement
  • Lifetime
SaleRank No. #12
Kryptonite Evolution Mini-9 Bike U-Lock, Heavy Duty Anti-Theft Sold Secure Gold Bicycle U Lock, 14mm Shackle with Mounting Bracket and Keys, High Security Lock for E-Bike Scooter Road Mountain Bikes
  • 13mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
  • Interior Locking Dimensions; 3. 25" x 9. 5". Exterior Dimensions; 5.5" x 12"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $2,500 Reimbursement
SaleRank No. #13
Kryptonite Evolution Mini-5 Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock, 13mm Steel Shackle Mounting Bracket and Keys, High Security Lock for Bicycles Scooters
  • 13mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
  • Interior Locking Dimensions; 3. 25" x 5. 5"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $2, 500 Reimbursement
SaleRank No. #14
Kryptonite Evolution Mini-7 Bicycle U-Lock w/ 4’ KryptoFlex Double Loop Cable
  • 13mm hardened MAX-PERFORMANCE STEEL SHACKLE resists bolt cutters and leverage attacks
  • Includes 4’ KRYPTOFLEX DOUBLE LOOP CABLE for securing front wheel or accessories
  • Reinforced CUFF OVER CROSSBAR and cylinder for added security
  • HIGH SECURITY DISC-STYLE CYLINDER
  • BENT FOOT SHACKLE design for ease of use
SaleRank No. #15
Kryptonite Evolution Lite Mini-6 Bike U-Lock, Lightweight Anti-Theft Bicycle U Lock, 11mm Steel Shackle with Keys, High Security Lock for Bicycles Scooters
  • 11mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Interior Locking Dimensions; 2. 75" x 6"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $2, 500 Reimbursement
SaleRank No. #16
Kryptonite Kryptolok Mini-7 Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle and 10mm x4ft Length Security Cable with Mounting Bracket and Keys
  • 12.7mm Hardended Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks; 10mm Steel Looped Cable For Additional Security
  • Interior Locking Dimensions; 3.25" x 7" Cable Length; 4"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $1,750 Reimbursement
  • Sport type: Cycling
SaleRank No. #17
Kryptonite Messenger Mini Bike U-Lock with Wheel Extender, Heavy Duty Anti-Theft Bicycle U Lock, 11mm Steel Shackle with Keys, High Security Lock for E-Bike, Bicycles, Scooters
  • 11mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
  • Interior Locking Dimensions; 3. 75" x 6. 5" Wheel Extender; 3. 25" x 3. 75"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $2, 500 Reimbursement
SaleRank No. #18
Kryptonite KryptoFlex Looped Bike Security Cable & Combo Bike U-Lock Standard
  • Product 1: Perfect for locking two or more bicycles, motorcycles or scooters together when combined with another Kryptonite lock
  • Product 1: 10mm BRAIDED STEEL CABLE provides increased cut resistance
  • Product 1: DOUBLE LOOPED CABLE for use with all Kryptonite U-locks, disc locks and padlocks
  • Product 1: Protective vinyl cover
  • Product 2: DURABLE DESIGN: This Anti-Theft bike u lock features a 12mm hardened steel shackle that provides high security against theft. This combo u-lock includes an easy to use 4-digit resettable combination and no keys for you to lose
SaleRank No. #19
Kryptonite Kryptolok LS Bike U-Lock, Heavy Duty Anti-Theft Bicycle Lock Sold Secure Gold, 12.7mm Long Shackle with Mounting Bracket and Keys, Ultimate Security Lock for Bicycles E-Bikes Scooters
  • 12.7mm Hardended Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
  • Interior Locking Dimensions; 4" x 11.5"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $1,750 Reimbursement
SaleRank No. #20
Kryptonite Evolution Bike Disc Lock, Small U-Lock 14mm Shackle with Keys, Heavy Duty Anti-Theft Bicycle U Lock, High Security Mini U-Lock for Powersports Motorcycles E-Bikes Scooters
  • 14mm hardened MAX-Performance steel shackle resists both cutters and leverage attacks
  • Double deadbolt locking mechanism has extensive holding power
  • High security, disc-style cylinder with reinforced anti-drill, anti-pull protection system
  • Sliding dust cover protects and extends cylinder life
  • 3 stainless steel keys -- one lighted with high intensity bulb & replaceable battery

Last update on 2023-09-02 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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