Linkert M21 1930-1933

1930-1933 Harley 74 c.c. Except commercial. 1930-1933 Harley DLD, RLD. (note that this has a NOS short air snoot that was made for the 45s of that time period, this air snoot came painted black. It looks like it was painted about 40 years ago? There is no chrome underneath it.)