Quality aftermarket Specialized branded chainring from the days of the ‘flag crank.’. More than likely made in Japan by Sugino this is a fairly big 52 tooth ring for a standard 110 BCD chainset and is designed for a 3/32″ chain so will work with 6, 7, 8 and 9 speed drivetrains.
- 52 tooth outer ring
- 110 BCD / PCD
- 3/32″ chain width
- No shifting ramps or pins
- (Probably) made in Japan