Updated: 20/05/2019. This post explains important facts about bicycle rear derailleurs. From construction and parts, to important characteristics such as chain wrap capacity etc. 1. How does the bicycle rear derailleur work? Rear derailleurs (often refferd to as RD) are used on bicycles with external gearing and multiple sprockets at the rear hub. They work … Read more Rear derailleur
Home » Keyword: "p-knuckle"