T  Here's a very nice vintage Italian made water bottle cage from the 1980s.  These OMAS cages were valued for their simple lightweight design and this is a great example.  It weights in at a featherlite 46 grams as pictured.  his is an ultra lightweight water bottle cage produced by OMAS of Bologna, Italy.

They are known for their special weight reduction parts made for Campagnolo - circa 1970s/80s.

Material: Aluminium 

Weight: 46g