The Kryptonite Evolution Series 4 Disc Lock in yellow is a top - notch security solution. It features a 14mm hardened MAX - PERFORMANCE STEEL SHACKLE that can resist cutting and leverage attacks. The DOUBLE DEADBOLT locking mechanism offers strong holding power. The HIGH SECURITY DISC - STYLE CYLINDER comes with a reinforced anti - drill and anti - pull protection system. A SLIDING DUST COVER safeguards and prolongs the cylinder's life. It comes with 3 STAINLESS STEEL KEYS, one of which is lighted with a high - intensity bulb and a replaceable battery. There's also a Key Safe Program. The product measures 48mm x 54mm and weighs 0.84 kgs.
Using this Kryptonite disc lock is easy. Just insert the key into the cylinder and turn it to unlock or lock. Make sure to cover the cylinder with the sliding dust cover when not in use to protect it. When it comes to maintenance, keep the keys clean and dry. If the lighted key's battery runs out, simply replace it with a new one. Store the lock in a dry place to prevent rusting. Avoid using excessive force when locking or unlocking to maintain the double deadbolt mechanism's performance.
