Tennis String Gauge

    tennis string
  • In tennis, the strings are the part of a tennis racquet which make contact with the ball. The strings form a woven network inside the head (or "hoop") of the racquet.
  • An instrument or device for measuring the magnitude, amount, or contents of something, typically with a visual display of such information
  • estimate: judge tentatively or form an estimate of (quantities or time); "I estimate this chicken to weigh three pounds"
  • A tool for checking whether something conforms to a desired dimension
  • A means of estimating something; a criterion or test
  • a measuring instrument for measuring and indicating a quantity such as the thickness of wire or the amount of rain etc.
  • accepted or approved instance or example of a quantity or quality against which others are judged or measured or compared
tennis string gauge tennis string gauge - Wilson NXT
Wilson NXT 16 Tennis Racquet String (16 Gauge, 1.30mm)
Wilson NXT 16 Tennis Racquet String (16 Gauge, 1.30mm)
Benefits: Optimal combination of feel and durability increases every racquets sweet spot by over 10%. Offers less shock, reducing the risk of arm injury. Makes every racquet play better.
Composition: Dual wrap Xycro Micro Fibers bonded with polyurethane coating for additional feel and durability.
Length: 40ft. (12.2m)
Playability: 10
Durability: 8
Overall Performance: 9.5

Increase your racquet's sweet spot by more than 10 percent with the Wilson NXT 16-gauge, 1.30 mm racquet string. Rated the number one synthetic gut string for playability and comfort by the Unites States Racquet Stringers Association (USRSA), the string is made using dual-wrap DuPont Xycro microfibers bonded with polyurethane coating. The string's resulting feel and durability also reduces vibration by up to 74 percent versus a traditional synthetic gut, minimizing the risk of arm injury. It's the perfect string for virtually any racquet. The package includes 40 feet of string.
About Wilson
Chicago-based Wilson Team Sports Company, a division of Amer Sports, is one of the world’s leading manufacturers of sports equipment. The company designs, manufactures and distributes advanced equipment that helps players improve performance. Wilson’s core categories include football, basketball, baseball, softball, bats, volleyball, soccer, youth sports, uniforms/apparel, golf, footwear, and racquet sports.

String savers?
String savers?
Looks like Babolat natural gut... wonder how old it is. There are no other markings, including gauge (Babolat probably made only one kind of gut back then). The black thread running across the top is called "trebling" and was used to prevent string movement.
Gosen Polylon Gold
Gosen Polylon Gold
Gosen Polyster Tennis String