Set of 4 Bass Tuners Tuning Pegs Machine Heads for Electric Guitar Bass Parts

Description

This set of bass machine heads,mainly adjust the melody of the bass strings.
The tuned bass string does not loosen easily.
With these tuning pegs, you can tune bass strings fast and accurately.
High quality internal gear, it's effective to prevent screw slippage.
Fits into 10mm/0.39inch bass head.
These tuning pegs are compatible with electric bass and good rust prevention.