Vintage Sugino Aero AT 170mm Arms Triple Crankset 50, 45, 28 Chain

Vintage rare Sugino Aero AT  triple crankset for square  taper bottom bracket off a 1983 Trek 720 touring bike. The original chainrings are 50, 45, and 28  teeth, arm length 170. Teeth on the large two chainrings have moderate wear. Good threads, cleaned  and ready to install.  Great for a restoration project.
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