Park Tool CWP-7 Universal Crank Puller

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The universal design of the Park Tool CWP-7 has a rotating tip pressed into each end of the tool (11.3mm and 16.3mm) so it will remove both square taper and splined (ISIS Drive™, O ctalink®) crank arms The CWP-7 is made for the 22 x 1mm threading in the common cranks Remove crank bolt and washer using proper wrench Two rotating tips are included with the CWP-7, one on each end of the driver. When removing square-hole cranks, install 11.3mm tip onto threaded end of driver. When removing splined-hole cranks, install 16.3mm tip onto threaded end of driver. These tips are easy to remove and install—simply pull tip to remove and press firmly onto driver to install Thread nut completely onto driver. Insert driver into hole of crank until rotating tip contacts bottom bracket spindle Thread nut into crank and tighten until snug (use a wrench if necessary). Note: Crank threads may be damaged if nut is not completely threaded into crank Turn driver clockwise with 15mm wrench or adjustable wrench until resistance is felt. Continue turning handle until crank is removed Show more