Replacement KeysAll replacement key orders are custom made to match your bike or trike lock. Please check your key number carefully before placing your order. Important: Please make sure you provide your 3 or 4 digit key number when placing your order. This number is usually located on the bike or trike lock cylinder, near the keyhole, as shown in the example image. You must include the key number on the checkout page before completing your order. You can write it in