DescriptionAdopting great quality material, which lets you use it for a very long time. Though it is simple in design, it's so practical when you use it. The excellent workmanship of our product will bring you a good experience. Easy and convenient to install and use, it is a set of very useful volume knob and channel knob.Features- Color: Black. - Size: 1.50X1.40X1.40cm/0.59X0.55X0.55 inch. - Material: ABS. - This item is a replacement part of the radio volume control knob and channel knob. - Made of material for a long time and durable use. - It has a simple design, but very practical in use, giving you a good using experience. - Smooth surface and nice polished, neat and generous, so don't need to worry about harming your hand. - These knobs are easy to use and install, bring a lot of convenience to you.