sounds like a 1977 model CG
7Round hole is goosey and oval is decoster
gooses were both full cromo and front triangle
where as de costers were i believe full cromo
astab forks cranks all sound spot on
get some pics up
heres one of my 78 project
its got rat traps 3 arrows cain wheel and ashtabula cranks as well now
need tyres decals and a blue paint job