Play your best match yet with the Gamma Live Wire 17 Gauge Tennis String Reel. This 17 gauge wire reel features multifilament construction combined with TNT2 technology for power and control. It is 360 feet long and features Live Wire technology to enhance the elasticity and resiliency of the string for a soft, cushioned feel. Gamma Live Wire 17 Gauge Tennis String Reel Clear - Tennis at Academy Sports