Kryptonite Kryptolok U-Lock & Kryptoflex Cable - Sold Secure Gold. A great combination to protect your bike in the city.

Kryptonite Evolution New-U Standard bike lock, Sold Secure Gold. The lightest Gold Rated full size shackle lock in the Evolution Series. High security, high durability, a great lock for everyday city use.

A great value, moderate security U-lock. This comes with the added bonus of a cable and a Sold Secure Silver rating.

Bike thieves beware! Ultimate security from Kryptonite for bikes and ebikes. Sold Secure Gold rated, 9/10 on Kryptonite's security scale.