NOS Shimano Dura-Ace AX/EX Cassette Top Sprocket for 6- & 7-speed, threaded on inside with 12 teeth #3571217 jansen-oomen - to adjust deep recessed

- to adjust deep recessed nipples in deep aero rims such as Mavic

Record Brakeset #2040 | single-pivot | 47-57 reach

Front Chainwheel #FC-6400-SG | 172

- Length 190 mm

Bottom of stem has ben sewed of with an angle in order to be used wedge expender

NOS Shimano Dura-Ace AX/EX Cassette Top Sprocket for 6- & 7-speed, threaded on inside with 12 teeth #3571217 jansen-oomen - to adjust deep recessedWeight Gewicht : 20 g Scope of delivery Lieferumfang: 1 sprocket (#3571217) 1 Ritzel (#3571217)Spare part no. Ersatzteile Nr. :#3571217 Teeth Zhne : 12 Condition Zustand : New old stock (NOS), see pictures Neue alte Lagerware. siehe Bilder Production date Produktionszeitraum : 1970s 80s 1970er 80er Please Note Bitte beachten : Has been used for other shimano hubs of that period as well, some excamples are: Shimano Dura Ace AX #FH 7370 Shimano Dura Ace