***Listing is for 1 core, 2 Operator keys and 1 Control key***Brand new pinned SFIC (small format interchangeable core) Authentic Stanley Best brand coresBrass constructionEach core includes: Control key and two operator keysControl key has “CTRL” engraved on it***If multiple cores are ordered they will be “keyed alike” and will include 1 additional operator key per core. EXAMPLE: 3 cores will include 1 Control key and 4 Operator keys.***Custom keying, core face stamping and custom key engraving available upon request but subject to additional charge. Message us with your request. Keyway you will receive will be determined by us and based on availability. Multiple cores ordered will all be the same keyway. If you have a need for a specific keyway message us with your request. Control key installs and removes core.Operator keys turn the cylinder to perform the lock function.Cores are pinned using authentic Best brand pins.Free Shipping within the U.S.