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U Locks

10 Best U Locks 2025 in the United States

Name: Kryptonite New York Standard Bike U-Lock, Heavy Duty Anti-Theft, 16mm Shackle with Mounting Bracket and Keys, Ultimate Security for Bicycles E-Bikes Scooters
Brand: Kryptonite
Price: 105.84 USD
Availability: InStock

From leading brands and best sellers available on the web.

SeatyLock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (8.7 Inch)

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Winner

Kryptonite

Kryptonite New York Standard Bike U-Lock, Heavy Duty Anti-Theft, 16mm Shackle with Mounting Bracket and Keys, Ultimate Security for Bicycles E-Bikes Scooters

10.0

score

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SeatyLock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (8.7 Inch)

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Kryptonite

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

10.0

score

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Kryptonite

Kryptonite Keeper Bike U-Lock, Anti-Theft Security Bicycle U Lock, 12mm Steel Shackle with Mounting Bracket and Keys, High Security Lock for Bicycles Scooters,Black

9.8

score

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Kryptonite

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

9.6

score

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Kryptonite

Kryptonite Keeper Standard Anti-Theft U-Lock, Heavy Duty, 12mm Shackle, Black, Combination Lock, Lifetime

9.4

score

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Kryptonite

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

9.2

score

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Kryptonite

Kryptonite New York Long Shackle 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

9.0

score

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Hiplok

Hiplok Dx1000 Anti Angle-Grinder U-Lock Black, One Size

8.7

score

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Kryptonite

Kryptonite Evolution Standard U-Lock, 4x9 inches, Black, 3.5 pounds

8.5

score

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#10

Hiplok

Hiplok D1000 Unisex Shackle Lock

8.2

score

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More products we considered

Seatylock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Secure ULock - Ultra Security Bicycle Safety Tool with Keys for City Electric or Mountain Bikes and Scooters (5.5 Inch)

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Seatylock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (11.8 Inch)

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10 Best U Locks 2025 in the United States

SeatyLock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (8.7 Inch)

Kryptonite New York Standard Bike U-Lock, Heavy Duty Anti-Theft, 16mm Shackle with Mounting Bracket and Keys, Ultimate Security for Bicycles E-Bikes Scooters

SeatyLock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (8.7 Inch)

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

Kryptonite Keeper Bike U-Lock, Anti-Theft Security Bicycle U Lock, 12mm Steel Shackle with Mounting Bracket and Keys, High Security Lock for Bicycles Scooters,Black

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

Kryptonite Keeper Standard Anti-Theft U-Lock, Heavy Duty, 12mm Shackle, Black, Combination Lock, Lifetime

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

Kryptonite New York Long Shackle 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

Hiplok Dx1000 Anti Angle-Grinder U-Lock Black, One Size

Kryptonite Evolution Standard U-Lock, 4x9 inches, Black, 3.5 pounds

Hiplok D1000 Unisex Shackle Lock

Seatylock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Secure ULock - Ultra Security Bicycle Safety Tool with Keys for City Electric or Mountain Bikes and Scooters (5.5 Inch)

Seatylock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (11.8 Inch)

FAQ

What is the best U-lock for bikes?

Are U-locks safe?

What size U-lock should I get?

How do you use a U-lock correctly?

How much should I spend on a U-lock?

10 Best U Locks 2025 in the United States

SeatyLock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (8.7 Inch)

Kryptonite New York Standard Bike U-Lock, Heavy Duty Anti-Theft, 16mm Shackle with Mounting Bracket and Keys, Ultimate Security for Bicycles E-Bikes Scooters

SeatyLock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (8.7 Inch)

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

Kryptonite Keeper Bike U-Lock, Anti-Theft Security Bicycle U Lock, 12mm Steel Shackle with Mounting Bracket and Keys, High Security Lock for Bicycles Scooters,Black

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

Kryptonite Keeper Standard Anti-Theft U-Lock, Heavy Duty, 12mm Shackle, Black, Combination Lock, Lifetime

Bikeroo Bike U Lock with Cable - Heavy Duty 17mm U Shaped Lock for Bicycle Security - 4ft Steel Cable, Mount Bracket, and 2 Keys - Anti-Theft Protection for Road, Mountain, Electric Bike

PENTAGON Bike U Lock - Patented Heavy Duty Anti Theft Bicycle ULock - World's Strongest Diamond 20 Sold Secure Bike Security D Lock with Keys for Bikes Electric Bikes and Scooters (6/11.8 Inch)

PENTAGON Bike U Lock Mount Holder - Multi Angular 360 Degree Adaptor D Locks & ULocks - Mounting Bracket Frame Attachment Bicycle Accessory for Bikes and Ebikes

PENTAGON Bike U Lock - Patented Heavy Duty Anti Theft Bicycle ULock - Ultra Lightweight Sold Secure Gold Bike Security D Lock with Keys for Bikes Electric Bikes and Scooters (4.72/8.66 in)

SeatyLock Bike U Lock Mount Holder - Heavy Duty Frame Mounting Bracket Kit for Seatylock Mason Model ULocks - Portable Secure Bicycle Attachment Accessory for Bikes E-Bikes and Scooters

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

Kryptonite New York Long Shackle 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

Hiplok Dx1000 Anti Angle-Grinder U-Lock Black, One Size

Kryptonite Evolution Standard U-Lock, 4x9 inches, Black, 3.5 pounds

Hiplok D1000 Unisex Shackle Lock

Locks

Bike U Locks

Locker Locks

D Locks

Ulocks

Seatylock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Secure ULock - Ultra Security Bicycle Safety Tool with Keys for City Electric or Mountain Bikes and Scooters (5.5 Inch)

Seatylock Mason Bike U Lock - Patented Heavy Duty Anti Theft Diamond Security Bicycle Lock - Super Wide Safety Master Tool ULock with Keys for Electric Bikes Scooters and Motorcycles (11.8 Inch)

FAQ

What is the best U-lock for bikes?

Are U-locks safe?

What size U-lock should I get?

How do you use a U-lock correctly?

How much should I spend on a U-lock?