because the traction on the mountain bike tires have more of a grip to be able to ride on a mountain when a road isn´t that hard to ride on and to need more traction.
If you want to buy a cool mountain bike you should go check out: chainreactioncycles.They got a large choice of different mountain bikes in different coulors and models.
There are several types of bikes, including road bikes, mountain bikes, hybrid bikes, and cruiser bikes. Road bikes are designed for speed and efficiency on paved roads, while mountain bikes are built for off-road trails and rough terrain. Hybrid bikes combine features of road and mountain bikes for versatility, and cruiser bikes are more comfortable for leisurely rides. Each type of bike is designed for different purposes and terrain.
You can rent an Orange Mountain Bike in the UK online at Dale's Bike Center. They have a wide range of bikes for you to choose from. On their site they will tell you basically how much the different bikes cost.
Cannondale offers a variety of bike models, including road bikes, mountain bikes, hybrid bikes, and electric bikes. Some popular models include the SuperSix EVO for road cycling, the Scalpel for mountain biking, and the Quick for hybrid riding.
A cruiser bike is a bike that gives an upright riding postion, is usually blinged out, and is ridden rather sedately. MTBs are available in several different versions(XC, AM, DH), but basically they're about providing a compromise between ruggedness and rideability. Mountain bikes have much knobblier tires and usually have suspension, which is rarely available on cruisers. Mountain bikes are also used competitively.
The bike cycle shop offers a variety of bikes, including road bikes, mountain bikes, hybrid bikes, and electric bikes.
You could check at a local bike store. There are BMX bikes, mountain bikes, road bikes. The main differences are the types of tires, suspension, and brakes.
Mountain bikes have a taller scale than 20 inch bikes, but are better suited for outdoor ruggedness.
There are too many good mountain bikes to mention.
The standard bike axle size for most mountain bikes is 15mm for the front axle and 12mm for the rear axle.
Specialized mountain bikes can be purchased at authorized Specialized bike dealers, specialty bike shops, and online retailers that carry Specialized products.
There are a few good mountain bikes tires that would suit a 18 speed bike. I would go to a bike store and ask.there's different tires for what type of riding you doing but everyone have their own way they like their bikes from handle bars to tires. There's no best part. It's just what's good for you