Bike Forums - View Single Post - Help -- ISO threadless headset, external cups

04-12-09 | 07:59 AM

#7

Road Fan

Senior Member

Joined: Apr 2005

Posts: 17,196

Likes: 761

From: Ann Arbor, MI

Bikes: 1980 Masi, 1984 Mondonico, 1984 Trek 610, 1980 Woodrup Giro, 2005 Mondonico Futura Leggera ELOS, 1967 PX10E, 1971 Peugeot UO-8

Is your steering tube threaded on the outside?

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