The Kryptonite New York Lock STD Heavy Duty Steel U-Lock is a reliable and secure bike lock with a security rating of 9/10. Made of steel, this durable lock offers strong protection for your bike. The black and yellow colors make it easy to spot, while the U-lock design provides added protection against theft. With a key mechanism for easy access, this bike lock is a practical and effective choice for cyclists looking to keep their bike safe.