H1

The top chainguard will fit the late model (73-76) H1D/E/F/KH. (The 73 was black)
The bottom chainguard will fit the early model (69-72) H1/A/B/C. (The 72's were black although I believe some were chrome)

 


H2

 

S1B/C   S3/A   KH

 

S1/A  S2/A