Mountain Bike Anatomy A mountain bike is the one thing you need before you go mountain biking. A mountain bike contains many parts, which will be covered below: 1. Bottom bracket - This attaches the crankset to the body of a bike. 2. Brake cable - This is the cable that connects the brake lever to the brake mechanism. 3. Brake lever - The lever on the handlebar to activate the brakes. The left side is the front brake and the right side is the rear brake. 4. Chain - The circular set of links that transfer power from the chain ring to the cogs. 5. Chain ring - The toothed rings that attach to the crank to hold the chain. 6. Crank - The lever that extends from the bottom bracket to the pedal, transferring the power to the chain rings. 7. Derailleur - The mechanism for moving the chain from one cog to another. 8. Down tube - The section of frame that extends downward from the stem to the bottom bracket. 9. Front shock - The shock absorber on the front fork. 10. Handlebar - The horizontal bar attached to the stem with handgrips on the end. 11. Headset - The mechanism in front of the frame that connects the front fork to the stem and handlebars. 12. Hub - The center part of the wheel that the spokes are attached to. 13. Idler pulley - The bottom pulley of the rear derailleur that provides spring tension to keep the chain tight. 14. Nipple - A threaded receptacle that holds the end of the spoke to the rim. 15. Pedal - The platform to pedal on; attaches to the crank. 16. Rear shock - The shock absorber for the rear tire on dual suspension type bikes. 17. Rim - The metal ring that holds the spokes on the inside and the tire to the outside. 18. Saddle - The seat. 19. Seat post - Offers support for the seat. 20. Skewer - The metal rod that goes through the hub, attaching the wheel to the dropouts of the frame. 21. Spindle - The free rotating axle that the crank arms attach to; also a part of the bottom bracket. 22. Spokes - The thick wires that join the hub to the rim. 23. Stem - A piece that attaches the handlebar to the steering tube. 24. Wheel hub - The center of the wheel that the spokes are attached to. (word count 410) PPPPP