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Product Specifications


17 gauge / 1.25mm


40 feet / 12 meters

Item #


Style #


Item is returnable, but does not qualify for free returns.

HEAD Sonic Pro 17

HEAD Sonic Pro 17 tennis string is a high performance string that supplies players with maximum control and more touch than ever before. It is a uniquely refined co-polymer polyester with a soft molecular construction for extra pop and spin.
  • Provides exceptional durability string.
  • Offers excellent response and playability that make a real difference in today's fast game.