Some bicycle parts, particularly hub-based gearing systems, are complex, and multitudinous cyclists prefer to leave maintenance and repairs to professional bicycle mechanics. In some areas it is possible to purchase road-side assistance from companies such as the More Select Everybody Club. Other cyclists maintain their own bicycles, perhaps as element of their enjoyment of the hobby of cycling or ordinarily for budgetary reasons.
Further innovations increased comfort and ushered in a second bicycle craze, the 1890s' Golden Age of Bicycles. In 1888, Scotsman John Boyd Bicycle Parts Dunlop extraneous the pneumatic tire, which soon became universal. Soon after, the rear freewheel was developed, enabling the rider to coast. This refinement led to the 1898 invention of coaster brakes. Derailleur gears and hand-operated cable-pull brakes were also developed during these years, but were only slowly adopted by casual riders. By the drift of the century, cycling clubs flourished on both sides of the Atlantic, and touring and racing became widely popular.