Check the listing for details. AxLabs 500K Audio Taper Potentiometer - Medium 3/4" Length, Solid 3/8" Shaft. Condition: New. Listed at 8.49 USD. Unlike any other potentiometers on the market, AxLabs pots were specifically designed for electric guitars, utilizing years of painstaking attention to detail in the industry. AxLabs potentiometers feature machined brass shaft sleeves and are lubricated with 3 different types of grease used in specific areas of the moving parts for ultra-smooth rotation. Shafts are then reinforced with a retainer ring positio­ned for strength and to reduce friction. Lastly, a nickel-plated steel housing was used for the ease of gripping solder as well as the classic, high-end look of vintage pots. Specifications Total Resistance = Less than ± 20% Insulation Resistance: More than 50MΩ Withstand voltage: 250V AC per 1 minute Operating force: Less than ± 10%~ -30% for initial operating force