New, mint, rare, unused Shimano Dura Ace 7/8-speed CS-7400-8 UniGlide cassette and made in Japan quality from 1989. Cogs are loose and you can use as a 7 or 8-speed cassette. The small threaded cog ONLY fits UG Dura Ace. The rest of the cogs are splined and fit all UG hubs.
Splined cogs will also fit HG cassette hubs. 12-13-14-15-16-17-18-19T and reverse the cogs to double your miles. For your 130/135mm cassette hub. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Cassettes, Freewheels & Cogs". The seller is "agcycle" and is located in this country: US.This item can be shipped worldwide.