Required to mount the FZ-G1 tablet on the Ruxton pack. The tablet attaches to the cradle with lanyards at each corner. The cradle attaches to the Ruxton Pack with the Fidlock®Snap closure system, which combines the convenience of a magnetic closure with the stability of a mechanical snap. Note: For FZ-G1 models with the raised corner guards, purchase the FZ-G1 Hand Strap Replacement.