Tension Calibrator, High Practicability Tennis Badminton String Tools Accurate Weighing Vibration Resistance for Sports Green

Description:

[String Tension Calibrator]Spring tension calibrator for checking machine accuracy.
[Tension Measuring Device]Connect between string machines to see the actual tension.
[Premium Material]The tension calibrator is made of aluminum alloy, which is strong and durable.
[High Performance]Badminton racket tension calibrator are stable performance, vibration resistance, and high practicability.
[Application]Applicable to all brand stringing machines, suitable for tennis/ badminton/ squash/ racquet.

Specification:

Material: aluminum alloy

Size Chart:

length: 13.5cm/5.31inch

Package Includes:

1 Tension Calibrator

Note:

Please allow slightly errors due to manual measurement and different monitors.