Features:
1. The radio meter is adopted high-quality metal material which is resistant to breaking and falling, is durable to use, and has a long service time.
2. Use the lower radius gauge of the meter to accurately measure the radius of the instrument's fingerboard. Then use the corresponding upper radius of the gauge to determine the appropriate height adjustment for the saddle.
3. The radius gauge can be used to measure a variety of electric guitars, electric bass, acoustic guitar, acoustic guitar, electric guitar fingerboard in the arc measurement, curvature to adjust the string bridge.
4. These are the most popular fingerboard spokes, which are very light and portable.You can put it in your backpack.Never add too much load or take too much space

Specification :
Size: 7.25/9.5/10/12/14/15/16/17/20

Package List:
9 x radio meter.