J. Laverack J. ACK 1 muaj qhov zoo nkauj titanium thav duab, ua tiav los ntawm cov khoom siv los ntawm Brooks thiab Hunt rau kev ua tiav zoo
Cov tuam txhab British hluas J. Laverack, nyob hauv Rutland, England tau npaj tsim lub tsheb kauj vab plaub lub caij titanium uas tau tsim los mus rau txhua qhov chaw thiab ua txhua yam. Tab sis nws tau txiav txim siab ua tej yam txawv me ntsis. Kev xaiv los nruab nws qhov kev nkag-qib tsim nrog cov khoom siv los ntawm cov tuam txhab mega-classy UK xws li Brooks thiab Hunt twb ua rau JACK 1 yog qhov muag tiag tiag. Thiab yog tias koj yog tus kiv cua loj ntawm cov khoom tsim tau zoo, koj yuav tsum nyob rau hauv kev kho mob tiag tiag. Tag nrho J. Laverack lub tsheb kauj vab yog tsim los txiav txim, tab sis qhov no puas yuav ntxiv rau ntau tshaj li ntawm nws cov khoom?
Frameset
J. ACK's thav duab, zoo li txhua lub tsheb kauj vab ntawm no, yog tsim los ntawm aerospace-standard 3AL 2.5V titanium - uas muaj 3% txhuas thiab 2.5% vanadium, tab sis lub raj sab saum toj flattens nyob rau hauv nruab nrab kom xis nyob dua xub pwg.. Cabling yog sab hauv txoj kev, nrog rau kev zam ntawm lub hauv ntej nres cable, uas yog tsau rau sab nraud ntawm ib tug zoo nkauj Whisky diav rawg. Cov ntsiab lus nkag mus tau zoo nkauj zoo nkauj, tab sis peb lub tsheb kauj vab tau teeb tsa nrog qee qhov cable slack nyob rau pem hauv ntej kawg uas me ntsis puas rau pem hauv ntej saib. Thawj 50 thav ntawv muaj tus lej hlaws-blasted tus lej ntawm lub raj dav dav (saib hauv qab), thiab muaj hnub ntawm kev tsim khoom zoo nkauj rau sab nraum qab ntawm lub raj raj. Classy khoom. Lub rooj zaum thiab chainstays arch ntawm lub qag nram qab, muab kev pom zoo rau 28c log tsheb nrog cov av nkos (nrog rau chav rau 32c yam tsis muaj), thiab mounts rau cov av nkos thiab khib nyiab. Cov curvy tseem nyob ntawm qhov tsis zoo ntawm txoj kev. Di2 porting tseem ua rau hauv tus ncej. Steering geometry yog qhov nruj dua li daim ntawv qhia tshwj xeeb qhia, nrog rau peb cov kev ntsuas muab ib tug ciam teb-txoj kev 73 ° lub taub hau kaum. Lub super-ruaj khov 991mm wheelbase pab kom npau taws rau txhua qhov kev xav, txawm li cas los xij. J. ACK frameset kuj muaj nyob rau nyias, nrog rau cov nqi pib ntawm £ 1, 500.
Groupset
J. ACK muaj tag nrho cov khoom siv Shimano 105, suav nrog cov hloov pauv, 50/34 chainset, pem hauv ntej thiab nram qab derailleurs thiab 11-32 cassette. Tsis zoo li Evoke, muaj cable-actuated Shimano disc nres. Qhov no cyclocross-bred CX77 system siv lub kaw lus dual-pad. Txhua tus nres yog nws tus kheej adjustable ua kom zoo-tuning yooj yim dua.
khoom siv tiav
Ultra-dependable PRO LT alloy yog siv rau 42cm compact handlebars, qia thiab seatpost. Tseem muaj cov txiaj ntsig suede-effect Fizik bar daim kab xev, thiab topping tawm ntawm 31.6mm seatpost yog ib tug sumptuous Brooks C15 eeb.
Wheels
J. ACK siv Hunt's tubeless-tshaj 4 Lub Caij log tsheb, nrog tubeless 28c Hutchinson Sector log tsheb. Lawv yuav haum 23-45c CX roj hmab, ua tsaug rau
a 17mm rim txaj. Lawv peppy txaus nce toj thiab.
thawj qhov kev xav
Tsis txhob dag los ntawm lub tsheb kauj vab tag nrho qhov hnyav ntawm 9.28kg; J. ACK ua pov thawj los ntawm qhov tawm ntawm qhov kev ntaus nws tuaj yeem ua tau, dhia tawm ntawm qhov kev sib tw nrog kev txaus siab rau kev ceev thiab kev tshaib kev nqhis rau lub zog siab dua. Cov qib kev nplij siab yog siab thiab peb tau ua tiav peb thawj teev ntawm lub tsheb kauj vab yam tsis muaj ib qho mob los yog qhia txog kev qaug zog. Peb kuj tau siv ib nrab ib teev zoo poring tshaj qhov nthuav dav hauv tus ncej - tsis muaj qhov tsis ntseeg qhov no yog tus saib tiag tiag ntawm pawg. Yog tias koj yuav ib qho, koj yuav tau txais kev qhia zoo kom yuav ib lub thav duab seem rau mount rau ntawm koj chav nyob phab ntsa.
Ntawm txoj kev
Rau lub tsheb kauj vab uas tau tsim los daws qhov phem tshaj plaws ntawm UK txoj kev, thiab txawm tias hla txoj kev bridleways, J. ACK's thav duab tshaj peb qhov kev cia siab, muab kev caij tsheb uas ncaj qha ntau dua li qee qhov titanium tsim tuaj yeem ua tau. Tab sis tsis txhob xav tias nws tsis muaj kev nplij siab; muaj ntau qhov kev ua raws li nram qab kawg, nws tsuas yog tias qhov no yog ua ke nrog kev nqhis dej kom zoo rauj. Kev Cia Siab PF46 pressfit hauv qab bracket muab kev hloov pauv ntawm lub zog, thaum lub taub hau lub taub hau, lub taub hau hom kev tawm tsam thiab cov qia teeb tsa ua rau muaj kev ncaj ncees rau pem hauv ntej-kawg xav, spurring peb mus rau peb thawj lub zos nce. Tsis yog, lub tsheb kauj vab no tsis tuaj yeem kov Kinesis rau kev nce toj, tab sis nws muab ntau tshaj li ib kilo rau nws.
Qhia rau J. ACK nrog Dura-Ace thiab koj yuav muaj lub tsheb kauj vab uas sib tw cov tsheb kauj vab titanium zoo tshaj plaws nyob ib puag ncig. Uas tau hais tias, nws yuav mob siab rau nws txoj kev nce toj luv luv, thiab muaj ntau tshaj li lub zog txaus los zom tawm ntev dua. Kev nres lub zog nyob ntawd thaum peb xav tau, thiab txhuam ob peb km / h tawm mus rau hauv cov ces kaum tau yooj yim ua tiav, txawm tias thaum cranked dhau. Tshwj xeeb hais mus rau Brooks C15 eeb; zoo li nws yuav rhuav tshem koj lub nraub qaum, tab sis nws yooj yim dua uas peb xav tau.
Kawm
Lub 130mm tapered taub hau raj thiab qis teeb yog qhov pib ntawm kev hlub nrog kev sib tw, thiab qhov teeb meem tsuas yog txhim kho thaum koj dov ntawm 28c log tsheb. Lub Hutchinson Sectors yuav luag muab lub tswv yim ntawm kev caij tsheb kauj vab rog rog, xws li yog txoj hauv kev uas lawv tawm ntawm txoj kev hauv qab koj - peb siv sijhawm feem ntau ntawm peb lub sijhawm khiav ntawm 85psi. Lawv txoj kev sib cuag dav txhawb kev ntseeg siab, tshwj xeeb tshaj yog nyob rau hauv txoj kev grimy rov qab, txawm hais tias peb tau ntsib qee qhov plam ntawm lub log tsheb thaum nce tawm ntawm lub eeb. Qhov no peb muab tso rau hauv cov log tsheb uas tau kho tshiab. Hunt's 4 Season log tsuas yog txhim khu kev nplij siab ntawm kev caij tsheb; lawv yog qhov tsim nyog ntxiv rau txhua lub tsheb kauj vab.
geometry
| Claimed | ntsuas | |
|---|---|---|
| Top Tube (TT) | 539mm | 539mm |
| Seat Tube (ST) | 520mm | 520mm |
| Down Tube (DT) | N/A | 630mm |
| Fork Length (FL) | N/A | 400mm |
| Head Tube (HT) | 130mm | 129mm |
| Lub taub hau (HA) | 71 | 73 |
| Lub kaum sab xis (SA) | 73 | 71.8 |
| Wheelbase (WB) | 993mm | 991mm |
| BB poob (BB) | N/A | 67mm |
Spec
| Frame | 3AL 2.5V titanium ncej, Whisky No7 carbon diav rawg |
| Groupset | Shimano 105 |
| Brakes | Shimano CX77 cable discs |
| Chainset | Shimano 105, 50/34 |
| Cassette | Shimano, 11-32 |
| Bars | PRO LT, alloy |
| Stem | PRO LT, alloy |
| Seatpost | PRO LT, alloy, 31.6mm |
| Wheels | Hunt 4 Season |
| Ntxawm | YBrooks Cambium C15 |
| Nyhav | 9.28kg |
| jlaverack.co.uk |
