A simple-to-use replacement for a key air tube in the Eurohike Air 400 tent. This high performance air tube pole is a direct swap for the 658F beams. Simply deflate the damaged tube, zip it out of the sleeve and replace with this new tube. Step by step instruction are included and this replacement will maintain the longevity of your air tent. Replacement air tube for the Eurohike Air 600 tent 658F tube - see photo diagram High performance air tube Simple to attach