Strong and Durable Kryptonite Messenger Mini+ Plus Heavy Duty Bicycle U Lock with Wheel Extender - Bike Lock Review

This will keep an honest man honest and then some. Repurchase for me, but still. I cannot transport it on a bike and I will not leave the bike unattended in a populated area with any lock, regardless of strength or brand, as everything can be picked up by those whose mission it is.

Great bike lock. Well at least I think it's a great lock because my $5,000 bike wasn't stolen! However, it is surprisingly difficult to close and block. The U-piece doesn't fit fully into the locking mechanism, so some wiggling and fiddling is required before the key finally turns and locks the device. However, once it's locked, I'm confident that thieves will find an easier target than my bike.

Bought this lock last week. I used it on my bike for 2 days before it was stolen and I have no one to turn to for warranty/guarantee. Spoke to a bike shop a few blocks away and they basically said they don't carry U-locks anymore just because those locks are easy to break. According to the manager, the chain locks will come loose if someone tries to cut them with a hand saw. U-locks are a lot easier to cut after a while since they are solid and don't move. Kryptonite usually makes good…

I've already broken 1 of the 2 keys and this lock has been missing for a week. I lost a key in the front disc brake, long story but the key is cut in half like this. I think I'll claim my two freebies as soon as possible! I also fumbled with this thing for several minutes to get it open and lock the bike. It's not clear how to insert the key, so I inevitably insert it multiple times, turning it over each time, until I open the damn thing. After all this, I definitely don't want to remove the…