STRONG LOCK CORE: The motorcycle lock adopts strong aluminum alloy lock core, which is not easy to be damaged. Self-developed lock cylinder and special key design, it is smoother to open the lock than other brands' ordinary round hole key. The lock cylinder is waterproof and damp-proof, which can support the lock to perform well in different weather conditions.reliable trapping alarm: our motorcycle round lock can effectively keep your vehicle safe, it is a smart choice for motorcycle, moped and bike theft prevention. Built-in vibration sensor, once the first time it detects vibration or movement, the wheel lock will sound the "DiDiDi" alarm. The second time, it will sound a 110 decibel alarm for 15 seconds, which is enough to attract attention and scare away thieves who want to steal or move the vehicle.EASY TO LOCK: This motorcycle rotor lock is easy to use. No need to use key to lock. Press the lock cylinder to make a "beep" sound, press it again after three seconds and the motorcycle disc brake lock will go into alarm mode.DURABLE AND LONG LIFE: This motorcycle wheel lock is overall sturdy and well sealed, which can withstand different degrees of collision. It is a good partner for your vehicle.WIDE APPLICATION: This alarm wheel lock is suitable for all vehicles with disc brake pads. The motorcycle brake locking pin measures 7mm and can be used on most motorcycles, electric cars, bicycles, mopeds and e-bikes. With a bright orange reminder line to help remind you to take off the lock before riding.