Sports Tension Calibrator, Extension Line, Racket String Assistance Tension Calibrator, Tests up to 90 Pounds of Tension, Stringing Machine Tools Compatible with Various Machines

Sports Tension Calibrator, Extension Line, Racket String Assistance Tension Calibrator, Tests up to 90 Pounds of Tension, Stringing Machine Tools Compatible with Various Machines

• Universal Compatibility: This aluminum alloy spring tension calibrator is compatible with all brands of tennis rackets, including tennis, badminton, squash, etc
• Accuracy Check: This spring tension calibrator provides accurate and consistent readings for your tennis racket stringing machine, ensuring the accuracy of your tennis racket stringing machine
• Extension Line for Starting Clamp: Our racket string assistance tension calibrator included two free extension line for the starter clip. Using them is simple: remove the rubber rings and thread the two ends of the cord symmetrically through the starter clip. Then, insert the first rubber ring from the end, pushing it close to the starter clip. Finally, insert the second rubber ring at the end to prevent the cord from unraveling. See the details page for detailed instructions
• Reliable Material: This badminton racket tension calibrator is made of aluminum alloy, which is durable and lightweight. It can test tension up to 90 pounds and is highly practical. The extension line has a diameter of 0.05 inches, a total length of 3.3 feet, and a folded length of 1.64 feet
• Easy to Use: The Stringing machine tool is easy to use, calibrate the scale by hanging a 10-15 kg object and checking whether the scale is accurate. If the scale plate is deviated, please remove the scale plate and adjust the tightness of the nut to correct it
• Package Includes: You will receive 1 sports tension calibrator, 2 extension cords. If you have any questions during the purchase and use process, please let us know and we will serve you