KRYPTONITE U-lock. I purchased this on this site, but I have never used it. It comes with two keys and works without any problems. 〈Shipping Method〉Will be shipped via Rakuraku Mercari Delivery. ◎Please note that we will prioritize those who purchase immediately, even if there are comments in progress. ◎This is a used item stored at home, so please refrain from purchasing if you are sensitive to such things. We ask that only those who understand USED items purchase this.