Best Mini U Lock In August 2025

Facebook

Twitter

Tumblr

Pinterest

Reddit

WhatsApp

Telegram

With the number of alternatives available on the market, getting the right one could sometimes be a difficult task.. That’s why our platform is dedicated to product testing and coming up with this list of top 10 Best Mini U Lock. Having done thorough research on this topic, we hope that our list will help you find the one you need!

To help you in your search, we have completed this list of the Best Mini U Lock.

Top Rated Best Mini U Lock Of 2025

Rank	Product Name	Score
1	Kryptonite Keeper Mini-6 12mm U-Lock Bicycle Lock with FlexFrame-U Bracket Buy Now	9.7 Buy Now
2	Kryptonite Evolution Mini-5 13mm U-Lock Bicycle Lock with FlexFrame-U Bracket Buy Now	9.5 Buy Now
3	Kryptonite Kryptolok Mini-7 12.7mm U-Lock Bicycle Lock with FlexFrame-U Bracket & KryptoFlex 410 Buy Now	9.1 Buy Now
4	Kryptonite Evolution Mini-7 Bicycle U-Lock w/ 4’ KryptoFlex Double Loop Cable Buy Now	8.8 Buy Now
5	Kryptonite Kryptolok Mini-7 12.7mm U-Lock Bicycle Lock with FlexFrame-U Bracket - Merlot Buy Now	8.6 Buy Now
6	OnGuard Bulldog Mini DT U-Lock with 4-Feet Cinch Loop Cable Buy Now	8.3 Buy Now
7	Kryptonite Messenger Mini+ Wheel Extender 11mm U-Lock Bicycle Lock Buy Now	8.1 Buy Now
8	ONGUARD Bulldog Mini U-Lock (Black, 3.55 x 5.52-Inch) Buy Now	7.8 Buy Now
9	TRIMAX MAX60 Black Short Shackle U-Lock with PVC Sleeve Buy Now	7.5 Buy Now
10	Kryptonite Mini Heavy Duty Bicycle U Lock Total Package w/ WheelNutz Buy Now	7.2 Buy Now

1. Kryptonite Keeper Mini-6 12mm U-Lock Bicycle Lock with FlexFrame-U Bracket

• 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
• Interior locking dimensions, 3. 25" x 6"
• 12mm hardened steel shackle resists hand tools, bolt cutters, and leverage attacks
• Lifetime

2. Kryptonite Evolution Mini-5 13mm U-Lock Bicycle Lock with FlexFrame-U Bracket

• Lifetime
• 13mm hardended max performance steel shackle resists hand tools, bolt cutters, and leverage attacks
• Anti-theft protection offer, up to $2, 500 reimbursement for 1 year included
• Key safe program, kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
• Interior locking dimensions, 3. 25" x 5. 5"

3. Kryptonite Kryptolok Mini-7 12.7mm U-Lock Bicycle Lock with FlexFrame-U Bracket & KryptoFlex 410

• Anti-theft protection offer, up to $1,750 reimbursement
• 12.7mm hardended performance steel shackle resists hand tools, bolt cutters, and leverage attacks, 10mm steel looped cable for additional security
• Key safe program, kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
• Interior locking dimensions, 3.25" x 7" cable length, 4"
• Lifetime warranty

4. Kryptonite Evolution Mini-7 Bicycle U-Lock w/ 4’ KryptoFlex Double Loop Cable

• Rotating dustcoverprotects cylinder
• High security disc-style cylinder
• Center keyway defends against leverage attacks
• Protective vinyl coating
• Includes 4 kryptoflex double loop cable for securing front wheel or accessories
• Includes4 kryptoflex double loop cablefor securing front wheel or accessories

5. Kryptonite Kryptolok Mini-7 12.7mm U-Lock Bicycle Lock with FlexFrame-U Bracket - Merlot

• 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.
• 12. 7mm hardended performance alloy steel shackle resists hand tools, bolt cutters, and leverage attacks
• Lifetime
• Anti-theft protection offer, up to $1, 750 reimbursement

6. OnGuard Bulldog Mini DT U-Lock with 4-Feet Cinch Loop Cable

• Snap lock quick release multi-position mounting bracket. 5 laser cut keys 1 micro-light and 4 extra grip keys micro-light key projects a bright white beam.
• New z-cylinder is bump-proof and resists picking, pulling or drilling.
• U-locks
• Security rating 65
• Bulldog mini with 4 foot fully coated, braided steel cable for greater locking versatility.

7. Kryptonite Messenger Mini+ Wheel Extender 11mm U-Lock Bicycle Lock

• Interior locking dimensions, 3.75" x 6.5" wheel extender, 3.25" x 3.75"
• Lifetime warranty
• 11mm hardended max performance steel shackle resists hand tools, bolt cutters, and leverage attacks
• 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 for 1 year included

8. ONGUARD Bulldog Mini U-Lock (Black, 3.55 x 5.52-Inch)

• U-locks
• Bulldog level protection in a compact design.
• Security rating 63
• Snap lock quick release multi-position mounting bracket. 5 laser cut keys 1 micro-light and 4 extra grip keys micro-light key projects a bright white beam.
• New z-cylinder is bump-proof and resists picking, pulling or drilling.

9. TRIMAX MAX60 Black Short Shackle U-Lock with PVC Sleeve

• Trimax corporation is the worlds leading lock manufacturer providing customers high quality products through innovative design

10. Kryptonite Mini Heavy Duty Bicycle U Lock Total Package w/ WheelNutz

• Key safe program
• High secuirty disc-style cylinder
• Center keyway defends against leverage attacks
• Increased shackle dimensions allow for flexibility with lock-up
• Secure front wheel with wheelnutz
• Secure bike frame and rear wheel with mini