Action Bag of 10 Crank NUT 14MM

Hello, Calvin Jones here with Park Tool Company. In this video we're going to focus on crank type identification. We will then refer you to the applicable crank removal and installation video if it exists in our collection. We'll start with self-extracting type cranks. The self-extracting cranks have a crank puller basically built into the crank. A retaining ring that has fittings for a tool is threaded into the arm surrounding the crank bolt. There may be pin holes for the retaining ring, or a hex hole. This retaining ring has a 10mm hex hole. Inside is an 8mm crank bolt. Don't confuse a dust cap or dust cover with the retaining ring. This one has no tool fittings. If you are in doubt, simply unthread the crank bolt. In this case, it's a dust cap. so if the crank has a retaining ring, go to this video. For crank removal and installation of self extracting style cranks. We'll now focus