Park tool crank extractor ccp44the ccp 44 uses a long comfortable handle and extra fine thread that provides the needed leverage to remove even the tightest cranks featuresspecifically designed to remove crank arms from splined shimano octalink and isis drive bottom bracket spindles that do not use a self extracting system22 x 1mm fine thread provides leverage needed to remove tight crank armsstrong rotating tip system ensures smooth operation and long lifebuy park tool workshop tools fro