Dresco Crank Extractor
With the Dresco crank extractor you can easily remove or mount the crank bolt and crank from the bicycle. One side of the crank puller for removing the crank bolt. Then screw the threaded part into the crank. Then use an open-end spanner (not included) to press the crank off the axle. When fitting the crank, place it over the bottom bracket and then tighten the bolt with the crank extractor.
Dresco Crank Extractor
With the Dresco crank extractor, you can easily remove or mount the crank bolt and crank (to which the pedals are attached) from the bicycle. First, remove the crank bolt from the crank. Then carefully screw the crank extractor into the crank arm to avoid damaging the thread. Turn the inner bolt of the crank towards the crankshaft with an open wrench. The crank will then gradually come free from the bottom bracket.