**You may purchase up to 8 keyed alike helmet locks, or said in another way four (4) 2-packs. To receive multiple 2-packs keyed the same you must purchase directly from the merchant. Helmet Lock by Master Lock - Model #99KA - 2 - *This listing includes two keyed alike cable locks and four keys. Parking your motorcycle and having no where to secure your helmet is a dilemma. The simple 14" long cable is the solution for deterring the casual thief or prankster. Sold primarily as a gun lock this lock works magnificently for securing your helmet. You may purchase up to 8 keyed alike helmet locks.