Fw: [CR]Shortening Silca Pump


Example: Production Builders:Peugeot:PY-10

Date: Sat, 15 Oct 2005 18:39:30 -0600
To: classicrendezvous@bikelist.org
From: Brook Watts <brook.watts@comcast.net>
Subject: Fw: [CR]Shortening Silca Pump


Peter wrote about the 22x 1 thread. We used it "back in the day" to thread the ends of Cinelli bars so you could insert a Campy crank dust cap in as a end cap

Brook Watts Longmont Colo USA


>Kevin, The thread size is 22mm. X 1.
>This is the same size as the threads on a Campagnolo crank extractor.
>Years ago I ground one of my extractors as a tap to use for
>threading silca pumps and it worked great.
>As an added bonus I found I could use it to fix, (chase), damaged
>threads in NR-SR crank arms. Some had bad threads from cross
>threading, or partly stripped from someone not threading their
>extractor in far enough then "pulling" some of the threads out.I
>saved quite a few with this tool!!!
>You might find a 22X1 at an industrial supply store.
>I hope this helps!
>Peter Weigle