An average present day classic bike can be a individual-track two-wheeled. Cycle framework is constructed from carbon dioxide steel or alloy stainlesss steel, aluminium alloy or composite. Traction can be a bike tire (generally) spoke and pneumatic auto tires. The push is transported with the travel train of the bike, which is generally a chain and equipment switching system (exterior derailleur, moving the sequence onto the sprockets with assorted variety of teeth or inner, based in the center). Also usually generate types cardan shaft transferred. Braking systems: Ft . can be functioning at pedaling in the opposite direction (so-called. Torpedo or braking systems included with inside derailleur). Most, even so, are working on the rim, mechanised, or (rarely) hydraulic handbrakes (edge braking system, braking systems V-braking system). More popular then ever cycles are disc braking system. Currently in common (along with street bikes) are being used in bike front side cushioning and back end tires. <a href="http://octaneone.blog4u.pl/">read more</a>