This is a lock to prevent theft of electric assist bicycle batteries. Brand new, unused. [Electric Assist Bicycle Battery Lock (GORIN)] ・Wire lock specifically designed to protect electric assist bicycle batteries ・Slim design at the tip of the wire for easy insertion into the battery grip, etc. ・Compact design with a length of 300mm, making it easy to connect the battery and the bicycle frame ・The cylinder part is covered with soft resin to gently protect the bicycle body ・Conveniently allows charging while unlocked by securing it to the battery with the included Velcro tape ・Includes 3 reversible keys with no front or back ・Shipped immediately via Yu-packet Post, with anonymous delivery.