Vintage Rossin track framset. Aluminum frame with Steel Columbus air fork which is 1" threadless.
This must be early to mid 90s frame which is when an aluminum frame/steel fork built were common.
No dents, no cracks. Paint wear as pictured  scrapes here and there but nothing is very bad.
Top tube is 57cm; seat is 55cm ctc and 60 ctt.

Pictured bottom bracket is included, but it is not complete   washer/spacer are missing.