Folding bicycle lock, robust anti-theft device with 2 keys, ROCKBROS U-locks UV rays and other harmful

UV rays and other harmful light

High-Security Bicycle Lock:Made of high-quality stainless steel and nylon

Assembly video:

and all inflatable balls

the color changing lenses can automatically increase or decrease the degree of discoloration depending on the strength of indoor and outdoor UV rays resist harmful rays throughout the day and fully protect your eyes

Folding bicycle lock, robust anti-theft device with 2 keys, ROCKBROS U-locks UV rays and other harmfulStrong and durable: This folding lock is constructed from a high tensile strength 5 mm steel alloy. Ideal for outdoor and urban riding, its high toughness protects against cutting, slashing, sawing, and drilling by bolt cutters, drills, and chainsaws. Easy installation and portability: The lock chain link is smooth and snag free, while remaining flexible and quiet. It comes with a bracket and two mounting screws, as well as two fixing straps for easy