Guitar Factory String Action Rule

This compact measurement tool is made of durable synthetic plastic and it’s designed to measure a variety of spacings - suitable for classical, electric, and acoustic guitars, as well as bass.

Dimensions: 85 x 54mm

80mm scale for measuring chord length on classical, electric, acoustic guitars, and basses.
Specialized measurements for 12th/14th frets on classical guitar, 4/5/6-string bass, and electric guitar's lower and upper limits.