BIKERSAY BT100B MTB Bicycle Electronic Tension Meter(Black)

1. Size: 18.5 x 16 x 2.5cm
2. Aluminum alloy CNC made
3. Made of good material, durable and practical to use
4. Measures the absolute tension of each of the spokes in a wheel
5. Used for building or truing wheels, diagnosing wheel problems, or assembling new bikes