About Sugino Track Cogs Gigas Cromo Steel Black (12-T)

Specifications :

• Chain Size : 1/2" × 1/8"
• Thread : BC1.37 × 24T
• Material : Cr-Mo steel
• Color : S3 , Black
• 12T-S3 is non NJS.
• 12T-Black is NJS approved but not S3.

About Sugino Brand

Sugino has over a century of experience baised in Japan as a bicycle parts maker focusing on high-end parts.Because of its reliable quality, Sugino also produces OEM parts for well-known complete bicycle makers.Especially, its drive-train parts are chosen by many athletes in various competitions, such as Tour de France, Giro d'Italia, World Championship, Olympics, etc. and contribute their winnings.Thus, with the know-how accumulated through its long experience, Sugino can offer higher-quality parts.