Menene downhill kekuna?

Kowane m cyclist kyawawan sauri ƙware duk unguwannin kusa da gidan. Shi sau da yawa ya zo a lokacin da rashin nishaɗi a lokacin tuki a kan lebur hanyoyi zama saba ba m kamar yadda kafin. Samun kashe wani compacted kuma kai tsaye hanyar su gwada nasu damar da ya kafa wani sabon, tsanani kalubale damar downhill kekuna.

jaddadawa

Kekuna downhill wakiltar takamaiman dvuhpodvesnye dutsen kekuna tare da ingantattun gaba da raya wheel tura sha. Su ake nufi don downhill for musamman mai karko, m sassan. Ba kamar misali dvuhpodvesov dutsen, free-tafiya downhill kekuna sun karfafa lokacin farin ciki frame tare da manyan aminci gefe.

Lokacin da idan aka kwatanta da musamman kowa a duniya a bike ga giciye-kasa, koyi ga zuriya daga kan tuddai mafi ponderous, ko lokacin amfani da wannan frame masana'antu kayan.

Design fasali

Yawancin lokaci, downhill kekuna an sanya daga aluminum. Duk da haka, a halin yanzu a kasuwa akwai da yawa model na carbon fiber, wanda ya kasance a cikin sama farashin category.

Tsara downhill dutsen bike haka cewa raya dakatar tafiya ne a cikin widest yiwu kewayo. Yawanci ce bangaren shi ne na tsari na 7-10 inci (178 to 254 mm). Muhimmanci ikon bambanta da matsawa da kuma gaban dakatar cokali mai yatsu - 7-8 inci (178 to 200mm). Yawancin lokaci, sagging dakatar a lokacin tafiya ne game da 50% na matuƙar damar. Saboda haka tausasa cushioning inganta cikin aminci da zakoryazhenyh shawo kan m sassan na hanya a mafi yiwu gudu.

Downhill kekuna da wani kadan kwana na son na tuƙi shafi, dogon wheelbase kuma tilas fadi tayoyin. A karshen samar da mafi riko, wanda shi ne matsala isa ya ci gaba har motsi kafar.

sauya

Daga cikin sauya, wanda ke sanye take da downhill kekuna, da manyan mukamai suna shagaltar da tsarin na Japan iri Shimano da American SRAM. Sanin abin da yake mafi kyau - yana da wuya, tun da samar line ne irin wannan a cikin inganci da farashin.

A cikin gida sarari rarraba, yafi "saman", American tsada sauya cewa su dace da kafuwa a kan wani downhill kekuna. Saboda haka, mafi mahaya fi son ra'ayin mazan jiya da isasshen kasafin kudin bayani a cikin wani nau'i na Shimano iri kayayyakin.

ƙafafun

Bisa ga misali, a kan kekuna ga wani aji downhill kafa kananan ƙafafun tare da diamita na 26 inci. A cikin 'yan shekarun nan, da cyclists ne saba da peculiarities na motsi a kan m ƙasa, fi son tubeless tayoyin. Recent sauƙaƙe biyu wheeled abin hawa, rage hadarin punctures. Amma don sa irin wannan tsada dabaran bada shawarar kawai downhill bike masu wanda aka kai a kai horar da su shiga a babbar gasa.

sirdi

Gogaggen mahaya fi son a telescopic seatpost. Lokacin amfani da bike na musamman ga zuriya daga duwãtsu, wannan zabin ne mara amfani da kuma mai yiwuwa ma ya sa cuta. Duk da haka, a cikin shakka daga motsi a kan wani karkata surface na telescopic tsarin za a iya tashe ko saukar da zuwa da ake so iyaka a touch of a button. Wannan facilitates zabin da wani karin m tuki halaye ga yanayin da gwiwa.

A batun farashin

Bikes kudin aji downhill a kasuwannin gida yau yana farawa daga 1000 al'ada raka'a. A duk ya dogara a kan manufacturer, marufi, gina quality.

Ƙayyade da araha price kewayon, babban abinda kula da gaban da tsawwala tafiya dakatar, high AMINCI aka gyara, kamar yadda wata 'yar alamar gazawar a cikin gudun motsi a kan m ƙasa zai iya kai ga unpredictable aqibar da yanayin bike da kuma ga mahayi.

a ƙarshe

Abin da bukatar da za a shirya, sayen wani bike for downhill? Da farko an saba mahayi za su dogon lokaci su koyi yadda ya kamata kiyaye a kan pedals a tsaye, matsawa nauyi numfashi a dama kari a kan m maki. Shi ne hadadde kamar hawan, a farko zai zama na gaba descents.

A ikon seamlessly matsawa saukar tuddan - wani muhimmin fasaha ga downhill, wanda aka samu ta hanyar dogon lokaci, m horo. A hankali, shi ya zama da sauki ga modulate gudun, shigar da kaifi jũya, sa da feda zuwa da ake so matsayi.

A karshe shi ne ya kamata a lura da cewa downhill - shi ne, a sama da dukan, wãsã da cewa kawai ba "tsotse" da kudi daga ta jaka. A lokaci guda, wannan aiki ne mai girma sha'awa, cewa ba ka damar jin gaske da rai.