KeyBar Aluminum UV Flashback. 5" overall. Aluminum construction with flashback UV coating. Tools include: Pocket clip and Key fob. Screws included (to hold 4 8 or 12 keys). Load keys in preferred order. O-rings keep keys snug and allow for adjustment of tension. Washers between keys for easy deployment. Includes link for key fob. Holds up to 12 keys. Keys and accessories not included. Hang packaged. Specifications for KeyBar Aluminum UV Flashback: Manufacturer: KeyBar Included Accessories: Pocket Clip And Key Fob Length: 3.5 in Weight: 0.12 lb Overall Length: 3.5 in Package Contents: KeyBar Aluminum UV Flashback