Campagnolo Super Record Road Chainring. Size: 57T Weight (as shown): 122.8grams Model: 753/A Chain Width: 3/32 inch Chainring Marking: “Patent Campagnolo”, this was only done for 4 years, so these are more rare. Peg location: 7 o’clock relative to the Campy marking. This chainring was used on a single chainring Time Trial bike in the late 80’s-early 90’s, it has at most 200 miles on it.
