Secure your bike with the SUNLITE Quick-Lock Key/Cable Lock. The 10mm black key bike lock is perfect for any cycling enthusiast who wants to keep their bike safe and secure. The lock mechanism is key-based, making it easy to use and providing an extra layer of protection. The 5 FT cable length is enough to lock your bike to a tree, post, or other object. The Sunlite brand is known for its quality and durability, ensuring that your lock will last for years to come. Get peace of mind while cycling with this reliable and stylish bike lock.