Description Are you looking for a professional but affordable guitar control knob? Are you looking for a sturdy trustworthy rotary knob for your guitar? If so look no further! Our professional guitar control knob must meet your needs. This is one of your best choices. Features - Color: Blue. - Material: Alloy. - Size: About 2.50X2.50X1.50cm/0.98X0.98X0.59inch. - If your knobs are dirty old or just want to dress up your guitar. These will be great replacement. - The knob is made of high-quality materials and is durable. - These knobs are sturdy and durable and have an service life. - It is suitable for replacement of guitar bass and amplifier knob. - Great accessory that can provide help for guitar repair.