This RAM high strength posite cradle is designed to hold the following devices: Apple iPod G1 10GBApple iPod G1 5GBApple iPod G2 10GBApple iPod G3 10GBApple iPod G3 15GBApple iPod G3 20GBApple iPod G3 30GBApple iPod G3 40GBApple iPod G4 20GBApple iPod G4 40GBApple iPod G4 60GBApple iPod G5 30GBApple iPod G5 60GBApple iPod G5 80GBApple iPod U2 20GBMaterial:High Strength Composite Note:The "U" in the part number reflects product packaged in poly bag. The cradle includes a set of two nuts and bolts to connect the cradle to any of the RAM patible mounts. RAM cradles do not include the RAM-B-238U (Diamond Base & Ball) or RAP-B-238U (Diamond Composite Base & Ball) required to attach to the cradle and RAM mounting system. Product : RAM MOUNT CRADLE FOR APPLE IPOD CLASSIC Manufacturer : RAM MOUNT Manufacturer Part No : RAM-HOL-AP1U UPC : 793442900341