Music Nomad MN120 String Fuel Refill Refuel. Revive. Reignite Your Strings.The Music Nomad MN120 String Fuel Refill is specifically designed to replenish your String Fuel Applicator (MN109) and bring your strings back to life. Whether your applicator has dried out from heavy use or it’s time for a refresh, this convenient refill ensures your string care tool remains ready to clean, condition, and lubricate your strings at peak performance. Premium Blend Formula Crafted with a hybrid mix of refined natural and mineral oils, this refill formula provides a superior level of string maintenance. It removes buildup, enhances tone clarity, and reduces finger noise, while simultaneously acting as a lubricant to improve finger sliding and playability. Unlike other cleaners, it’s silicone-free, making it safe for use on unfinished fretboards as well. Specifications String Fuel Re-Fill is designed to refuel the String Fuel Applicator Part Number MN109 (sold separately)Specially designed dropper makes refueling a cinch