Mojotone Vitamin T .010uf Paper-in-Oil Capacitor. Made with mineral oil dielectric fluid, they are engineered to reproduce vintage PIO tones. An affordable alternative to the more expensive Vitamin-type caps. The .010uf value is great for keeping the neck pickup from getting too dark and muddy when rolling off the tone control. Vintage cap, orange drop, bumble bee, guitar pot, guitar potentiometer, volume pot, tone pot, volume control, tone control, best volume pot, best tone pot, guitar upgrade.