Ultegra thiab disc nres ntawm tus nqi no? Nws yog qhov tseeb, Vitus Zenium SL yog kev sib tham
Vitus tau qhuas Zenium SL Pro tau khaws cov disc nres rau xyoo 2016, thiab rub tawm qhov kev xav tsis thoob uas ua rau muaj peev nyiaj txiag thaum ntaus pob Shimano Ultegra pawg. Vitus hais tias SL Pro's hydroformed aluminium ncej yog superlight, thiab tias nws qhov kev ua siab ntev geometry muaj kev sib luag caij tsheb uas txo qhov qaug zog. Nws txawm muaj lub hauv ntej bolt-thru qag los ntxiv nws 160mm rotor disc brakes, kom tshem tawm flex thiab ntxiv txhim khu kev tuav thiab kev ua haujlwm braking. Nws puas tuaj yeem yog txhua yam no?
The frame
Lub Zenium SL Pro's hydroformed 6066 triple-butted alloy raj muaj qhov ua tiav anodised uas Vitus hais tias yog ultra-durable thiab yuag-txuag; peb pom nws cov cim tau yooj yim thiab peb tsis txaus siab rau qhov yuav luag rubberised tiav ntawm decals. Thaum cov welds loj heev huv si, Vitus thav duab tsis tuaj yeem phim Cov Tshwj Xeeb Allez rau kev ua tiav zoo thiab muaj txiaj ntsig zoo. Lub T700 high-modulus carbon diav rawg nrog kev sib xyaw tapered lub mloog pob ntseg yog tsom ntawm kev tshem tawm qhov hnyav ntawm sab xub ntiag thiab pab txhawb kev tuav pov hwm. Iav cabling yog sab nraud thiab cov rooj zaum tseem tsis muaj zog (disc brakes tshem tawm qhov xav tau ntawm tus choj ntawm lawv) los pab cuam tshuam kev co. Lub caij no, lub hauv paus ntawm lub rooj zaum raj flares raws li nws ua tau raws li hauv qab bracket, nrog rau lub hom phiaj ntawm kev ntxiv lateral stiffness nyob rau hauv cheeb tsam no los pab txhawb lub zog hloov.
Thaum pom thawj zaug, qhov geometry zoo li muaj kev sib haum xeeb ntawm kev ntxub ntxaug thiab kev ua siab ntev, uas yuav tsum ua kom qaug zog kom tsawg. Thiab txawm hais tias Continental Grand Sport Race cov log tsheb haum rau peb lub tsheb kauj vab yog 25c, Vitus hais tias muaj kev tshem tawm txaus los khiav 28s. Dab tsi tseem yuav pom yog seb lub thav duab tuaj yeem ua raws li cov lus cog tseg ntawm pawg, thiab yog tias cov kauj ruam ua kom tshem tawm lub ntuj hnyav ntawm txhuas tau them tawm.
Cov ntsiab lus
Tsis yog, koj tsis pom tej yam, Zenium SL Pro tab tom khiav tag nrho Shimano Ultegra 6800 pawg (nrog rau qhov tshwj tsis yog TRP qhov zoo tshaj plaws cov neeg kho tshuab disc nres, zoo ib yam rau cov pom ntawm Giant Defy Advanced 2, thiab ib qho KMC chain). Qhov no yog ua tsaug rau cov qauv kev lag luam tshwj xeeb muaj rau kev muag khoom ncaj qha; Vitus yog ib qho ntawm Internet loj heev Chain Reaction's in-house brands. Tsis zoo li Allez Comp, Vitus muaj cov pa roj carbon seatpost, tab sis yog sticks nrog alloy rau qia thiab handlebars. Cov khoom siv ua tiav ntawm tus kheej yog qhov tshwj xeeb, tseem siv tau. Cov tuav tau swept rov qab me ntsis, nqa cov hoods 10mm ze dua li qhov sib npaug ntawm txoj kev sib npaug. Qhov no ua rau Vitus qhov kev xaiv ntawm 110mm qia (ntev dua li niaj zaus ntawm cov tsheb kauj vab qhov loj no) yog qhov ntse txav. Thaum kawg ntawm kev lag luam, muaj 50/34, 11-28 sib xyaw ua ke, uas ua rau nws zoo meej rau kev sib tw hauv tebchaws Askiv.
Wheels
Fulcrum's Racing 5 disc-specific log tau ruaj ntseg los ntawm 15mm bolt-thru qag nyob rau pem hauv ntej thiab tus qauv nrawm-tso tawm tom qab. Cov txiaj ntsig ntawm lub bolt-thru qag yog tias nws zoo dua tiv thaiv lub zog tsim los ntawm cov disc brakes thaum piv rau kev tso tawm sai, thiab nws yuav tsum xyuas kom meej haum ntawm lub disc rotor ntawm lub nres nres. Lub log thiab cov log tsheb hnyav ntawm 3.12kg, 180g sib zog dua li Giant Defy lub log nrog lub log (20g ntawm qhov no yuav yog qhov sib txawv ntawm 105 thiab Ultegra cassette) tab sis tseem yog chunky. Lwm lub tsheb kauj vab ntawm kev sim tag nrho cov yob ntawm tus kheej-brand log tsheb tab sis Vitus nyiam Continental Grand Sport Race roj hmab. Nws yog qhov kev xaiv tsim nyog, paub tias muaj txiaj ntsig zoo rau kev tuav kev ntseeg siab thiab kev sib tsoo (txawm tias tsis yog rau qib ntawm Continental's top-end GP4000).
Nkauj
Raws li koj xav tau, Zenium's Ultegra shifters, mechs thiab chainset yog kev sib haum xeeb; Kev hloov pauv yog slick, ceev thiab tsis fuss. Kev thov ntawm kev caij tsheb sib npaug, txawm li cas los xij, tsis yog 100% tseeb. Lub hauv ntej kawg xav tias nruj heev thiab muab cov lus tawm tswv yim los ntawm txoj kev, thaum qhov rov qab yog rooj plaub tom qab. Txawm tias muaj 25c log tsheb qhov hnyav ntawm lub hauv ntej kawg txhais tau hais tias peb tau hloov tas li txoj hauj lwm tes los txo peb lub dab teg. Cov pa roj carbon seatpost yog yuav luag tshaj li qhov yuav tsum tau ua raws li Vitus lub eeb yog qhov sib sib zog nqus padded nws ua rau peb kho peb lub rooj zaum siab li 5 hli. Cov rooj zaum yeej ib txwm yog qhov teeb meem ntawm tus kheej nyiam, tab sis muab peb lub padded thinner tab sis anatomically xav txog kev sib tw eeb txhua hnub.
Kev caij tsheb rov qab thov rau Zenium's geometry. Ntev chainstays (420mm) tsis haum rau sprinting rau cov paib, tab sis nyob rau hauv ntev kev deb lub Zenium lub wheelbase yog muab tso rau nws nyob rau hauv ib qho chaw ntawm lub tseem ceeb heev Giant thiab spritely Specialized. Qhov txawv, peb txoj kev caij tsheb ua rau peb txoj kev xav mus rau qhov tsis sib xws ntawm tarmac. Ntawm tag nrho cov tsheb kauj vab ntawm no, Vitus yog qhov zoo tshaj plaws haum rau qhov koj yuav hu ua 'txhua txoj kev' caij. Nrog qee lub log tsheb CX ntawm nws cov alloy clinchers, nws yuav ua rau lub caij gravel so. Hauv kev luv luv, peb tau txiav txim siab rau 105 pawg thiab ib qho zoo me ntsis.
geometry
| Claimed | ntsuas | |
|---|---|---|
| Top Tube (TT) | 545mm | 540mm |
| Seat Tube (ST) | 500mm | 490mm |
| Down Tube (DT) | 630mm | |
| Fork Length (FL) | 374mm | |
| Head Tube (HT) | 145mm | 145mm |
| Lub taub hau (HA) | 73 | 72.7 |
| Lub kaum sab xis (SA) | 73 | 73.4 |
| Wheelbase (WB) | 979mm | 979mm |
| BB poob (BB) | 70mm | 72mm |
Spec
| Vitus Zenium SL Pro Disc | |
|---|---|
| Frame | Triple -butted 6066 alloy ncej, carbon diav rawg |
| Groupset | Shimano Ultegra |
| Brakes | TRP Spyre, 160mm rotors |
| Chainset | Shimano Ultegra 50/34 |
| Cassette | Shimano Ultegra, 11-28 |
| Bars | Vitus compact 6061 alloy |
| Stem | Vitus forged 6061 alloy |
| Seatpost | Vitus UD carbon |
| Wheels | Fulcrum Racing 5 Disc |
| Tyres | Continental Grand Sport Race 25c |
| Ntxawm | Vitus |
| chainreactioncycles.com |
