High-spec British tsheb kauj vab cog lus aero superiority
About the bike
Revamped rau 2016, lub Boardman Cua muaj ib tug ncej uas tau txais txiaj ntsig los ntawm lub tuam txhab tus tswv lub koom haum ntev nrog kev tshawb fawb aerodynamics. Txawm hais tias tus qauv pheej yig tshaj plaws nyob rau hauv qhov ntau, 9.0 echoes lub aero qhov zoo ntawm nws cov phooj ywg kim dua. Pem hauv ntej thiab nram qab nres yog muab zais los ntawm turbulent airflow, nws hnav ib tug Shimano Ultegra groupet, thiab yog thov los ntawm Boardman kom haum rau TTs, triathlon thiab txoj kev caij. Puas yog nws yog lub caij tsheb kauj vab-tag nrho aero tsheb kauj vab uas peb txhua tus tab tom nrhiav?
Tus spec
Frameset
Huab cua 9.0's ncej yog cov khoom lag luam ntawm tsib xyoos kev tshawb fawb thiab kho kom zoo. Qhov kev thov loj tshaj plaws uas tau ua rau nws yog tias nws muaj qhov ua tau zoo tshaj qhov dav dav ntawm yaw lub kaum ntse ntse dua li lwm hom tsheb kauj vab, ua tsaug rau kev tshawb fawb ntau ntawm cov dej dynamics thiab ntsuas cua qhov. Feem ntau pom nyob rau hauv pem hauv ntej kawg yog ib tug sib sib zog nqus, teardrop-profiled down raj thiab girder-zoo li diav rawg ob txhais ceg nrog ib tug sib sib zog nqus ua ntug. Lub 135mm lub taub hau raj ntawm peb cov thav duab me me yog squat, tso cai rau ib qho chaw qis rau lub taub hau-down heroics. Qhov chaw nthuav dav hauv qab ntawm lub hauv paus muab lub hauv paus rau lub rooj sib sib zog nqus lub tog raj thaum lub thawv-section chainstays cog lus siab tshaj plaws hloov hluav taws xob.
Groupset
Shimano's thib ob-tier Ultegra pawg muab cov kev hloov pauv thiab sab pem hauv ntej thiab nram qab derailleurs, thaum lub 105 cassette muaj ntau haiv neeg-npaj ntau qhov sib piv ntau dua; nws yog ib zaug ubiquitous 12-25. Ua ke nrog 52/36 FSA Gossamer chainset, nws yog ib qho kev sib haum xeeb zoo nrog txhua lub zog tawm ntawm tus kais, tab sis muaj zog txaus nyob rau hauv cia kom muaj zog ntawm txoj kev dov. Cov brakes - zais los ntawm cov cua ntws hauv qab hauv qab thiab sab hauv lub diav rawg - yog fiddly los teeb tsa thiab tsis muaj kev tso tawm sai, tab sis lub nres pem hauv ntej yog qhov tshwj xeeb. Raws li nrog rau feem ntau BB-mounted brakes, lub rear stopper tej zaum yuav tsum tsis txhob cia siab rau thaum muaj xwm ceev.
khoom siv tiav
Boardman tus kheej 40cm alloy tuav yog qhov zoo tagnrho rau peb lub tsheb kauj vab me me, thiab tshwj xeeb tshaj yog nyiam, muab cov flex txaus tab sis txhav txaus rau kev mob siab rau ntawm lub eeb. Cov pa roj carbon seatpost yog yooj yim dua li qhov koj xav tau los teeb tsa, thiab vim nws qhov xwm txheej tsis zoo yuav tsis tig, yog li qhov yooj yim heev Prologo Nago Evo eeb yog ib txwm tig mus rau pem hauv ntej.
Wheels
Boardman hais tias lawv tau muab kev xav hnyav rau hauv kev tsim ntawm lawv lub Air Elite Tsib lub log, xav txog ob qho tib si aero txiaj ntsig thiab kev ua neej ntev. Lub 35mm sib sib zog nqus-section rims ua haujlwm zoo txaus nyob rau hauv feem ntau, tab sis harsher crosswinds tseem yuav ua rau wobbles. Muab cov kabmob sib khi (ob leeg ntawm sab xub ntiag, plaub sab hauv qab) xyuas kom lawv tig nrawm txaus, thaum lub rub tawm ncaj (20/24) yooj yim txaus los kho, yog tias lub log tawm ntawm qhov tseeb. Vittoria's 25c Rubino Pro log tsheb yog kev txiav saum tus qauv-haum Conti Grand Sports ntawm ob ntawm peb lub tsheb kauj vab, muab ntau tuav thiab hnov qab peb txoj kev sim.
Nkauj
thawj qhov kev xav
Raws li peb lub voj voog sim pib rau saum toj, thawj qhov kev xav uas peb tau muaj yog qhov ua tau zoo npaum li cas Air 9.0 nyob ntawm kev xa mus rau txoj kev yam tsis tau tig lub pedals. Tuck ceev kom tau qis npaum li qhov teeb tsa yuav tso cai pom peb foob pob hluav taws los ntawm qhovntsej thiaj tsis mob hnyav.
Ntawm txoj kev
Boardman tau tsim lub tsheb kauj vab tawv uas xav tias zoo li nws muab qhov zoo rau koj thaum koj caij. Peb tau provoked mus rau hauv tag nrho TT tsiaj nyaum hom nyob rau hauv 15 feeb. Ntawm 8.26kg, 9.0 tsis yog flyweight, tab sis nws npog qhov deb ntawm kev ceev thiab zoo devours cuav flats. Tus nqi ntawm lub zog peb tuaj yeem tau txais mus rau hauv pem teb tau tshaj lwm lub tsheb kauj vab uas peb tau sim hauv lub hlis tsis ntev los no, thiab cov iav loj tshaj plaws ntawm 52x12 tau nias rau siv rau ntau zaus. Kev tawv nqaij yog lo lus ntawm no - sab pem hauv ntej kawg ciam teb ntawm kev nruj dhau, ua tsaug rau cov nqaij nyug roj carbon monoxide thiab cov hlau tsis muaj kev zam txim. Nws nyob ntawm lub khob ntawm jarring lub sijhawm - tsis muaj dab tsi uas peb tsis tuaj yeem tso rau ob peb teev, tab sis nws yuav ua rau tsis xis nyob me ntsis ntawm kev caij tsheb txhua hnub. Cov teeb meem tsawg heev nrog lub nraub qaum, txawm hais tias - muaj qhov kev xav ntawm kev sib txuas ncaj qha rau txoj kev, thaum lub rooj zaum damps tawm qhov ncaj ncees ntawm kev co, ib yam nkaus.
Ib yam uas tso cia rau ntawm txoj kev qhib yog qhov kev teeb tsa braking. Txawm hais tias pem hauv ntej nres
yog qhov muaj zog txaus, thiab muaj cov qauv zoo nkauj zoo nkauj rau kev txhuam tawm nrawm ntawm txoj hauv kev mus rau qhov chaw qis qis, lub nraub qaum rubs hauv kev siv zog pedaling hnyav. Muab qhov tshwj xeeb nruj ntawm cov chainstays, nws muaj kev ruaj ntseg hais tias qhov no yog vim lub log flexing.
Kawm
Txawm hais tias tus ncej geometry tuaj yeem ua rau koj cia siab tias yuav muaj qhov ncaj ncees 'kev cog lus' rau nws txoj kev tuav, Boardman xav tias txiav txim siab txiav txim siab txhua lub sijhawm. Tsis muaj kev cuam tshuam los ntawm kev tsav tsheb, thiab kev nkag mus yog ceev thiab paub tseeb, tshwj xeeb tshaj yog poob qis. Qhov me ntsis kev zam txim rau pem hauv ntej kawg tuaj rau hauv nws tus kheej ntawm qhov nrawm nrawm, qhov tsis txaus ntseeg, qiv peb cov kev ntseeg siab kom nres lig, ntxeev hauv thiab lub zog tawm ntawm kev tig ntse. Txawm hais tias thawj ib nrab ntawm peb lub caij yog nyob rau hauv cov xwm txheej hnyav, qhov slab-sab 9.0 tsis cuam tshuam tsis zoo. Txhua qhov kev tshawb fawb cua qhov av ntawd tsis yog rau tsis muaj dab tsi.
geometry
| Claimed | ntsuas | |
|---|---|---|
| Top Tube (TT) | 540mm | 540mm |
| Seat Tube (ST) | 505mm | 480mm |
| Down Tube (DT) | n/a | 630mm |
| Fork Length (FL) | n/a | 380mm |
| Head Tube (HT) | 130mm | 135mm |
| Lub taub hau (HA) | 72.5 | 72.3 |
| Lub kaum sab xis (SA) | 73 | 73 |
| Wheelbase (WB) | n/a | 990mm |
| BB poob (BB) | 68mm | 70mm |
Spec
| Frame | Boardman Air C10 |
| Groupset | Shimano Ultegra |
| Brakes | TRP TKB55 / TK714R |
| Chainset | FSA Gossamer Pro (52/36) |
| Cassette | Shimano 105 (12-25) |
| Bars | Boardman Elite |
| Stem | Boardman Elite |
| Seatpost | Boardman Elite Air |
| Wheels | Boardman Air Elite Tsib |
| Ntxawm | Prologo Nago Evo 141 |
| Nyhav | 8.26kg |
| boardmanbikes.com |
