Musiclily Speed Control Knobs for Gibson Les Paul Style Electric Guitar, Gold (Pack of 4) Metric Size, ideal for Asia made(China, Korea, Japan) 6mm diameter shaft import pots.Not for inch size pots like Fender, CTS, Dimazio pots. Made by plastic Top of the knob: approx. 24.5mm diameter;Bottom of the knob: approx. 26mm diameter;Height: approx. 13mm high;Hole for pots shaft: 6mm diameter Metric Size is popular in guitars bass made outside the USA/Mexico Package includes: 4 pcs control knobs