Friday, May 1, 2009
It is a bike trick were the rider lifts the bike up and over an obstacle while remaining in motion on the bike. Experience bikers can lift their bikes above one meter or one and half feet. The world record for this trick stands at 4 feet.
Bunny hop is executed by approaching in an obstacle with speed, lifting the front of the bike then leveling the pedals. Some bike with front or full suspension, preload the shocks by pressing down the bike just before you reach the obstacle.
Once the shock have been preloaded, the rider will spring upwards pulling up with the hands and feet at the same time. As the biker lifts, the hands will roll through twisting the throttle. After the object is cleared, push down on the bike then absorb the impact with the arms and legs.
It is often times a misconception that a bunny hop without toe clip is achieved by rotating forward on the handlebars. Lifting a mountain bike while standing next to it is quite difficult to hold on to the handlebars.
Experienced rider can make it look a lot easier than actually is. New mountain bikers should practice a lot before the attempt to try the bunny hop. Doing it in a bigger obstacle is quite dangerous too.
With the proper time and practice, this trick can be achieve by the beginners too.
Tags: biking tricks, bunny hop trick, mountain biking
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Thursday, April 30, 2009
The control of your mountain bike depends on the amount of pressure in your tires.
Too high tire pressure can result to poor contact with ground and will give you less control over your bike. If too low, can make your tires unpredictable and more prone to pinch flats.
The pressure on your tires greatly varies from one rider to another and they setup of your tires. The trail conditions and terrain where you will be riding can also have an effect on your tires.
Trial and error system will help you determine what the right amount of pressure should be used on your tires. Learning that trick can certainly help a rider gauge how much pressure his tires would need and therefore be able to adjust the pressure for different trails as needed.
To help you know your bike tire pressure, you should get a reliable pressure gauge or pump with pressure gauge. This can be helpful when you need to make changes in the pressure.
When pumping your filling your tires with pressure, you should begin with a higher pressure of around 40-50 psi. For tubeless system, it should start lower, around 30-40 psi. Remember, the more you weigh, the higher pressure to start with. Try the pressure for a while and feel how your tires take corners and loose dirt while biking.
Then drop the pressure by 5 psi in each tire and feel how it affects your tires. Compare it to you previous set up. If no improvement in stability, drop another 5 psi.
A pinch flat happens when your tire rolls over an object then compresses it to the point where the tire and the tube get pinched between the rim and the object. This should be avoided especially when you want to determine the lowest pressure you can ride in.
You can run much lower pressure for tubeless tire systems so no worries about getting pinch flats. You will know that the pressure is too low when you start denting your rims or feel the tire roll under the rim.
Learning what feels right for your tires even your bike takes time. You have to be patient in finding things like the right amount of pressure and other stuff about biking to enjoy and be safe at the same time when you are riding your bike.
Tags: biking, mountain biking, tire pressure in a bike
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Tuesday, April 28, 2009
A mountain bike is all you need in mountain biking. This contains may parts that we will cover below :
- Bottom Bracker - Attaching the crankset to the body of the bike.
- Brake Cable - This cable is connected to brake lever up to the brake mechanism.
- Brake lever - The lever is installed at the left and right of the handle bar. The left side is for the front brake and the right side is for the rear brake.
- Chain - This is the circular set of links that transfer power from the chain ring to the gears.
- Chain ring - This is the toothed ring that attach to crank to hold the chain.
- Crank - This is the lever that extends from the bottom bracket to the pedal and transfer the power to the chan rings.
- Derailleur - This is the mechanism for moving the chain from one gear to another.
- Down tube - This is the section of the frame that extends downward from the stem to the bottom bracket.
- Front shock - This is the shock absorber on the front fork.
- Handlebar - This is the horizontal bar attached to the stem with handgrip on the end.
- Headset - This is the mechanism in the front frame that connects the fork to the stem and handlebar.
- Hub - This is the center parts of the wheel, were the spokes are attached.
- Idler pulley - This is the bottom pulley of the rear derailleur that provides spring tension to keep the chain tight.
- Nipple - This is a threaded receptacle that holds the end of the spoke to the rim.
- Pedals - This is the platform to pedal on; attached to the crank.
- Rear shock - This is the shock absorber for the rear, mostly use on dual suspension type bikes.
- Rim - This is the metal ring that holds the spokes on the inside and the tire to the outside.
- Saddle - This is the seat.
- Seat post - This is the metal tube that hold and support the seat.
- Skewer - This is the metal rod that goes through the hub, attaching the wheel to the dropouts of the frame.
- Spindle - This is the free rotating axle that the crank arms are attach to; it is also a part of the bottom bracket.
- Spokes - This is the thick wires that joins the hub to the rim.
- Stem - This is the portion that attaches the handlebar to the steering tube.
- Wheel hub - This is the center of the wheel, were the spokes are attach.
Tags: mountain biking, mountain biking parts
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