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Old 02-11-2019, 01:08 PM
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zmudshark zmudshark is offline
Small ring
 
Join Date: Oct 2007
Location: AZ in Winter A2 in Summer
Posts: 5,823
Quote:
Originally Posted by oldpotatoe View Post
That’s a thread chase tool. Screw post into bb spindle(crank on BB), it’s a guide, then threaded piece thread chaser/cutter.
Same tool I have, Bicycle Research TC-8.
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