Item #SH-1061400: . This uniglide cog works on the 8 speed 7403 Dura Ace cassette hub and serves as the uniglide locking cog that can support either uniglide or hyperglide cogs. Will work on all other uniglide hub bodies 7 or 8 speed except for pre hyperglide compatible Dura Ace due to their smaller inner diameter. Champagne finish. $10.00 plus shipping Purchase this item!