Features 50Pcs Convenient Set: Includes 50 potentiometer dial knobs for easy replacement, ensuring you always have the right knob on hand for all your projects Wide Compatibility: Designed for use with various models including RV24YN 20S, RV24YN 30S, and WTH118 2W 20S, making it a versatile choice for multiple applications Durable Engineering Plastic: Crafted from high-quality engineering plastic, these knobs are lightweight, insulated, and built to withstand daily use without compromising performance Sturdy Brass Shaft: Features a robust brass shaft that provides excellent strength and resistance, ensuring longevity and reliability in your electronic devices Standardized Dimensions: These potentiometer knobs offer a consistent size for stable installation and compatibility, enhancing your overall user experience Features: 1、50Pcs in 1 Set: Includes 50pcs potentiometer dial control knob, with sufficient quantity, easy to use and replace. 2、Applicable Models: Suitable for RV24YN 20S, RV24YN 30S, WTH118 2W 20S, WH118 2W 20S and other potentiometers. 3、Plastic Shell: The potentiometer knob shell is made of engineering plastic, which is light in weight and good in insulation. 4、Brass Shaft: The hole shaft is made of brass, which has good strength and resistance, not easy to . 5、Standard Size: These potentiometer knobs have standard sizes, stable installation and good adaptability. Specification: Item Type: Potentiometer Knob Model: BEM-C1 Material: Engineering plastic + brass Knob Diameter: Top end approx. 15mm / 0.6in, bottom approx. 18mm / 0.7in Knob Height: Approx. 20mm / 0.8in Knob Inner Diameter: Approx. 6mm / 0.2in Product Quantity: 50pcs Application: Suitable for RV24YN 20S, RV24YN 30S, WTH118 2W 20S, WH118 2W 20S and other potentiometers Package List: 50 x Potentiometer Knobs Note: Please allow 1‑3mm error for manual measurement Package List 50 x Potentiometer Knobs