Harley Military Horns
4801-36 painted glossy olive drab for 1937-1940 military models, and lusterless olive drab for 1941 models
4801-42AM painted lusterless olive drab for 1942 XA, 1942 WLA after 2500, 1943-1945 WLA , 1943 WLC, and 1943 South African U models
4801-42AM painted semigloss olive drab for 1951-1952 WLAs
4801-42AM on a WLA
4801-42AM on a Harley XA