Bottom bracket centering cones to build a bicycle frame welding jig/fixture. A bottom bracket fixture for bicycles will be available soon.
You will need to determine if these will work for your bicycle frame jig build.
Bicycle Frame Jig/Fixture Bottom Bracket Centering Cones:
- Used for your custom bicycle frame jig.
- Zinc plated 1018 cold rolled steel.
- CNC manufactured to precise tolerances.
- Smooth bored for 3/4" threaded rod or shaft.
- 2.45" large O.D.
- 1.25" small O.D.
- Flatter taper so cones fully seat without contacting each other in large and narrow bottom brackets.
- Sold as a set.
MADE IN THE USA.
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