Features 1、Made of premium material, solid and durable. 2、High quality knurled knobs specially used for potentiometers. 3、There are total 10 pieces of caps in one set that you may use for many projects. 4、Smooth surface, fit most potentiometer, easy installation. 5、Convenient to use, great accessories for DIY or to replace broken ones. Specification Features: Made of premium material, solid and durable. High quality knurled knobs specially used for potentiometers. There are total 10 pieces of caps in one set that you may use for many projects. Smooth surface, fit most potentiometer, easy installation. Convenient to use, great accessories for DIY or to replace broken ones. Specification: Model (Optional) Inner Diameter Diameter Height MF-A05 6mm / 0.2in 45mm / 1.8in 20mm / 0.8in MF-A03 6mm / 0.2in 27mm / 1.1in 15mm / 0.6in MF-A02 6mm / 0.2in 23mm / 0.9in 13mm / 0.5in Fixation Form: side screw fixation Package List: 10 x Potentiometer Knobs Package List