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Nortac Jig Set-Up
1. Make sure the seattube is the correct angle by double checking with a protractor.
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Uploaded on Jul 14, 2010
Nortac Jig Set-Up
1. Mark the toptube/ seattube intersect.
2. Measure from the mark on the headtube to the mark seattube and this should be identical to your design.
3. If the measurement doesn't match the design backtrack the process and correct the error. The most common error is the fixture not being level at the start.
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Uploaded on Jul 14, 2010
Nortac Jig Set-Up
Nortac Jig Set-Up
1. Place the bottom bracket shell you'll be using on holder post.
2. Place the seattube in the tube holder.
3. Move the seattube so it cleanly intersects with the BB shell.
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Uploaded on Jul 14, 2010
Nortac Jig Set-Up
A quick and easy way of setting up a Nortac bicycle framebuilding fixture/jig using BB centerline and HT intercept.
1. Make sure the fixture is level. This is key to all the rest of the set-up.
2. Place measured and marked headtube in the fixture slid all the way to the top.
3. Drop a ruler down past the base of the fixture.
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Uploaded on Jul 10, 2010
Nortac Jig
Ivy Cycles #36
Cycle America Summer 2008
NAHBS 2008
1953 Tour de France
