This is part of the 1986 Superbe Pista Groupset.
• 25.4mm Clamp Diameter
• Engraved 'Superbe'
Suntour was originally named as 'The Maeda Iron Works Company' and was founded in 1912 in Japan. Their first product was the bicycle freewheel and they went on to manufacture numerous drivetrain components which are very well received in Japan.