600 tri-color, under bb cable routing, and internal cable in tt imply late 80s early 90s to me...
Looks like a nice frame. And color matched Silca Impero is a bonus.
https://boston.craigslist.org/nwb/bi...372848258.htmlretired race bike fits 5'-5'-6"-ish tall - $200 (West Newbury)
Racing bike from the late '70's or early '80's fitted with straight handlebars and grip shifters. Very good working order.
- do NOT contact me with unsolicited services or offers