Ozone 4 LINESET Extensions V2 500/300kgOzone V2 4 line extensions are available in 500 300kg breaking strength same as all the Ozone flying lines give and you an extra 2, 4, 5, 6 or 7 meter distance away from your kite creating a larger wind window to generate more power in light winds, or just to customise a length you prefer to ride with. Ozone V2 line extensions are a very handy accessory to keep in your kite bag for use on all larger kites like Ozone Edges and Zephyrs to milk the