Description
650b Crown race adaptor
designed to fit the Lightfoot v3.
This headset spacer is 20mm to suit the diameter difference in 700c to 650b wheel sizes.
By using this, you can run a 650b front wheel in the Lightfoot v3 frame.
potentially other tapered head tube frames.
CAD-Custom parts and enclosures
C-Z66W655840A_650b crown race v4
C-Z66W655840A_650b crown race v4.step
Dec 09,2025
91 views
650b Crown race adaptor
Convert 700c bicycling fork with a tapered headset to 650b.
maintains BB height and frame geometry.
91
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Published: Dec 09,2025
PCBWay Donate 10% cost To Author
*PCBWay community is a sharing platform. We are not responsible for any design issues and parameter issues (board thickness, surface finish, etc.) you choose.
Under the
Attribution-ShareAlike (CC BY-SA)
License.
Raspberry Pi 5 7 Inch Touch Screen IPS 1024x600 HD LCD HDMI-compatible Display for RPI 4B 3B+ OPI 5 AIDA64 PC Secondary Screen（Without Speaker）
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