Cov txheej txheem:

Pearl Izumi Viper Roob Tsheb kauj vab khau
Pearl Izumi Viper Roob Tsheb kauj vab khau
Anonim

Khaub ncaws

Tom qab lub caij ntuj no ntev ntawm kev caij tsheb kauj vab, thawj hnub ntawm singletrack tuaj yeem txo qis. Kuv thawj lub tsheb log tsheb ntawm 2005? Nws ua kom txo hwj chim zoo li downright outlandish. Thiab kuv shudder xav txog tej yam phem npaum li cas yuav tau txais yam tsis muaj Pearl Izumi tus tshiab Viper roob-tsheb tuam khau. Lawv twb tau dhau qhov kev xav tau ntawm kev nplij siab thaum lub caij nplooj ntoo hlav thaum ntxov nyob thoob plaws hauv ntu ntu ntawm Washington DC's Rock Creek Park thiab nthuav tawm los ntawm cov neeg coob coob ntawm cov paj ntoo tawg paj ntawm Tidal Basin. Thiab ntawm kuv thawj hnub hauv av, Vipers daig txhua qhov kev ua tau zoo uas kuv xav tau. Mesh uppers khaws cov khoom txias thiab lub teeb, cov carbon-fiber I-beam tsim muaj pov thawj nruj dua li kuv postride qis rov qab (uas yog hais ib yam dab tsi), thiab lub dial-in lacing system khaws tej yam snug nrog nary ib tug siab point-ob peb rotations thiab koj ob txhais taw muaj kev ruaj ntseg ntau dua nrog rau cov txheej txheem lacing, lub sijhawm. Cov yas tawv tawv nyob ib ncig ntawm lub xub ntiag tiv thaiv cov ntiv taw zoo li niaj hnub-era phaj xa ntawv, thiab cov treads hnyav ua rau koj paub tseeb-ko taw nyob rau hauv cov sijhawm tsawg (lossis tsis tshua muaj) thaum koj tau txais nws. Cov Vipers no txawm tuaj nrog fangs-screw-in ntiv taw spikes rau hnub thaum txoj kev ua ib qho av nkos.

Pearl Izumi Viper Roob Tsheb kauj vab khau

Pearl Izumi Viper Roob Tsheb kauj vab khau
Pearl Izumi Viper Roob Tsheb kauj vab khau

Raws li qhov xav tau, Vipers tau sib haum nrog feem ntau cov tshuab pedal tsis muaj zog. Kuv tau ua ke cov kev ncaws pob zoo siab no nrog Crank Brothers Candy TIs, tsis yog qhov tshiab rau qhov xwm txheej, tab sis tseem yog ib qho zoo tshaj plaws clipless systems nyob ib ncig ntawm. (Lawv hnyav ib lub feathery 252 grams-yog vim li cas txaus.) Tab sis plaub-sided-nkag "qe beater" titanium spindle ua rau nws yooj yim rau ua rau lub suab nyem, thaum lub nqaim platform yuav cia koj zom rau pem hauv ntej txawm tias koj tsis tuaj yeem tau txais. khau thiab pedal mus yuav.

Viper qhov teeb meem tsuas yog me ntsis-qhov airy mesh kev tsim kho saum cov yas tawv ua rau cov khau no zoo tagnrho rau swelltering, ntub dej ntawm thaj chaw DC. Tab sis tuaj txias dua, Vipers yuav xav tau cov thom khwm tuab lossis-ntau dua-cov khau khau (lub tes tsho neoprene uas plam ntawm khau) kom hnav khaub ncaws tiv thaiv khaub thuas. Tsis tas li ntawd, thaum koj pedal los ntawm ib tug kwj dej, cia siab tias ib tug footbath; refreshing rau cov dev hnub ntawm lub caij ntuj sov tab sis tej zaum ib qho tsis txaus siab ntxiv rau hnub nkig lub caij nplooj zeeg. Ib zaug ntxiv, booties waterproof los yog Gore-Tex thom khwm yuav kho cov xwm txheej zoo li no. Yog li, thaum kuv raug yuam kom tos qhov o ntawm kuv lub hauv caug-qhov loj me ntawm lub hauv caug kom qis (tsis txhob nug), nws yog qhov tseeb tias Vipers yuav muaj peev xwm coj tag nrho cov kev rau txim uas kuv tuaj yeem tawm tau … txawm tias kuv yuav tsum tau ua. tos ib lub lim tiam kom tau rov qab mus rau grind. $199, www.pearlizumi.com

Pom zoo: