Check the listing for details. yale 1210 LFIC core ka or mk. OR "0" bitted. Condition: New – Open box. Listed at 29.95 USD. You are buying new Yale 6pin LFIC interchangeable cores. Us4 funish, dull brass finish. Keyed alike or master keyed. Each cylinder comes with 1 cut key and 1 aftermarket control key per order. Keyway will be determined based on how many cores you need and how many cut keys you need..... .If you want these 0 bitted, let me know. If you order these 0 bitted, you will receive 2 original blanks per core plus 2 after market control blanks per order.. Flat usps shipping fee. Buy 1 or all for the same shipping fee.