Yibuy Musical Instrument String Retainer Roller String Guides for Electric Guitar Set of 20

Double roller string tree with mounting screws. The special roll design improves the performance of the guitar.

The pressure on the strings can keep the guitar in tune for a longer time, and it can also prevent the strings from wearing out, thus prolonging the life of the strings.

If it doesn't work when you install it, try keeping the B and E strings at a lower angle.

Lubricant can be applied to the nut position to avoid friction and damage to your musical instrument.

Comes with screws for easy installation.