Web Reference: Discover Innicycle's premium threadless conversion headsets, expertly crafted for vintage bicycles. The best way to go from quill stem to threadless. In this video I convert from a 1 1/8" threaded fork to a 1 1/8" threadless fork. 1-1/8" threaded forks are known as oversized and are usually found on mountain bikes. Aug 3, 2009 · The headtube on your threaded frame is 1" so you need to convert with a 1" threadless headset. Although still available, carbon forks can be found with a 1" steer tube, you will need a spacer kit to determine the correct stack height for you and then buy a stem that is the correct length.
YouTube Excerpt: Calvin has a hankering to go
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