How much should I spend on my bike lock? Kryptonite Support October 27, 2016 20:28 Updated Kryptonite suggests that you consider spending 10% of the total cost of your bike on security. Related articles Do I need a u-lock or a cable? What is the difference between a standard chain lock and the new integrated chains? Choosing The Right Lock For Your Street Bike Do the New U Locks look the same? Can I call the Customer Support Team? Comments 0 comments Article is closed for comments.