Description: brand new and high quality volume knob Two large knobs small knob Used to replace the dirty dingy and old knob Replacement parts for your loved Small size very cute easy to use Material: Color: Black Size Chart: Large Knob (D x H): 24 x 15.5mm/ 0.94 x 0.61inch Small Knob (D x H): 20 x 11.3mm/ 0.78 x 0.44inch Package Includes: 3 Pieces Guitar Knob Note: Due to the difference between different monitors the picture may not reflect the actual color of the item. Due to manual measurement there may -2mm error in size.