Description Are you looking for a professional, yet affordable guitar amp knob? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional guitar amp knob must meet you needs. It is one of the best choices for you. Features - Color: Black. - Size: 1.7 x 1.5 x 1.5 cm. - Material: Plastic. - Vintage and classical style. Plastic control potentiometer knob to be assembled to a potentiometer for easier rotation. - If your knobs are dirty, dingy and old, or just want to dress up your guitar...these will work great. - Fit for D-type shaft pots of most bass guitar. - Made of high grade material, durable in use. - Lightweight, easy to carry and use. - Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Package list: 4 x guitar amp knob