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








Key features
- •14mm Hardended Max 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 $3,000 Reimbursement for 1 Year Included
- •Lifetime Warranty
Kryptonite Evolution Standard U-Lock, 4x9 inches, Black, 3.5 pounds
List Price: $120.52$108.47DEALYou Save: $12.05 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 23, 2026In Stock (9)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
Customer Reviews
Reviews sourced from verified Amazon purchasers4.2
out of 5
Based on 10 reviews
5★
50%
4★
50%
3★
0%
2★
0%
1★
0%
Strong lock.
dan✓ Verified Purchase•January 6, 2018
Tough lock. Someone tried to cut mine with a hacksaw, but gave up or was interrupted. Either way, thanks to this lock I still have my bike. It's very heavy. The size is just large enough that I can lock my front tire and frame to the bike racks, without extra space for pry bars. In extreme cold (under -10F), I've sometimes had difficulty turning the key, but I rarely want/need to bike in that weather anyway.
Great mount provides flexibility and comfort
Maxwell✓ Verified Purchase•October 8, 2017
The mount might be one of the best parts of this as it lets me mount in a variety of positions just to the side of the middle of the frame. This lets me store two watter bottles in the middle and this one just on the outside between my legs and the frame. Adjustable so you can ensure it clears the pedals.
Easy to operate and gives me peace of mind that my bike is safe.
I got an Evolution for normal rides and a New York standard for more risky situations.
Easy to operate and gives me peace of mind that my bike is safe.
I got an Evolution for normal rides and a New York standard for more risky situations.
HEAVY, DURABLE LOCK!!!
Nancy✓ Verified Purchase•August 25, 2016
After buying my grandson a $300 bike, I checked reviews on bike locks so this bike wouldn't get stolen. These were rated the best. I bought the two sizes recommended and showed him how his bike should be locked up. These are heavy durable locks. I wouldn't say it would be impossible to cut off but it definitely wouldn't be easy or fast.
'U' should get this lock.
B. Bito✓ Verified Purchase•February 7, 2016
Lock works great and is the perfect size for me. It can be a little tricky getting it out of the holster that attaches to your bike, but you get used to it pretty quickly. Seems very sturdy and secure, and the bright orange color helps me locate my bike easily on campus when surrounded by many other bikes.
Actual Size
Sunny R✓ Verified Purchase•July 16, 2015
I wanted to clarify the size of the u-lock. The title is measuring the inside diameter of the u-lock and not including the whole outside diameter. The lock ends up being about 6.5 x 11 inches. I am considering trading in for the Kryptonite Evo Mini-7 which has an inside measurement of 7 inches. As a general rule, you want to purchase a lock with the least amount of space available, which thieves will use as leverage. They can stick a car-jack or pipe in-between the extra space and bend the lock.
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