Custom Freehub Bodies and Ratchet Rings
CNC machined freehub bodies and ratchet rings for bicycle hubs: splines, ratchet profiles and bearing seats in aluminum and steel, machined in Taichung, Taiwan.
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Freehub bodies and ratchet rings carry drive torque, so their splines, ratchet teeth and bearing seats must be accurate. We combine CNC turning, 4.5-axis milling and wire EDM to make these profiles.
Specifications
- Material
- Aluminum alloys, alloy steel, stainless steel
- Processes
- CNC turning, 4.5-axis milling, wire EDM
- Finish
- As machined, anodized (aluminum)
- Tolerance
- 0.02 mm on metal parts (critical features reviewed with you)
- Quantities
- Prototypes to production runs
Profiles and materials
Internal ratchet profiles and sharp-cornered splines are good candidates for wire EDM, which cuts hardened steel and internal corners that end mills cannot reach. Tell us the tooth count, profile and hardness requirement.
Send a STEP model and a PDF drawing through our quote form or to a0937121023@gmail.com, with material, finish, quantity and destination country.
Frequently asked questions
Can you cut internal ratchet profiles?
Yes. We offer wire EDM alongside CNC milling and turning for profiles like these.
Examples we have machined
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