Globally recognized for superior craftsmanship and meticulous attention to detail since 1983, Lee Oskar Harmonicas pioneered an interchangeable and replaceable system of reed plates, combs and cover plates that has become the industry's gold standard. The Lee Oskar Harmonicas System features four distinct harmonica models in standard and altered tunings, available in multiple keys, for playing many different musical genres. Harmonica Holder (model #10HH): The Guitarist's Best Friend! The Lee Oskar Harmonicas Holder (Rack) provides players with a hands-free solution to play harmonicas with other instruments such as guitar, ukulele, piano and more. Solid, spring-loaded design.