17TR Oversized pulley wheel System manufacturers and suppliers | Kactus

17TR unn Witz Rad System

Kuerz Beschreiwung:

17TR Bicycle Ceramic Bearing Carbon fiber Jockey Pulley Wheel Set Rear Derailleurs Guide Wheel Product description *17T large size guide wheel set system *17T pulleys or16T pulleys *Saves 60% chain friction resistance compared to 11T guide wheels” *Ceramic bearing version saves more than 2.4 watts of average power compared to the original shifting system *Full carbon fiber cage *Full 7075 aluminum alloy CNC cutting lightweight guide wheel and shaft pin *Color: Anode red, enamel, blue, ...


  • Fob Präis: US $ 0,5 - 9.999 / Steck
  • Min.Order ech sinn: 100 Steck / Stécker
  • Fourniture unzeschmieren: 10000 Steck / Stécker pro Mount
  • Port: Shenzhen
  • Bezuelen Konditioune: L / C, D / A, D / P, T / T
  • Produit Gouschteng:

    design concept

    Produit Tags

    17TR Velo Keramik Dee Carbon Léngen jockey Witz Rad Set Schacht Derailleurs Guide Rad

    b161a3b7

    Produkt beschreiwung

    * 17T grouss Guide Rad Formatioun System Gréisst

    *17T pulleys or16T pulleys

    Suen * 60% Kette Reiwung Resistenz Verglach mat 11T Guide Rieder "

    * Keramik dotéiert Versioun rett méi wéi 2,4 Watts vun Moyenne Muecht am Verglach mat der original Schlaang System

    * Full Kuelestoff Léngen Cage

    * Full 7075 Al durchgang CNC opzedeelen liicht Guide Rad an Aarsch PIN

    *Color: Anode red, enamel, blue, gold, green

    *17TR is suitable for Shimano 6700/6770/6800/6870/9000/9070 Ultegra/DURA ACE

    * Keramik Dee Version STAINLESS Steel Hybrid Dee Version Steel Version Dee

    * Gewiicht: 61.4g

    * Hien Keramik Dee Versioun ass 1,2 Gramm hell wéi de Stol Dee Versioun

    *Shifting speed increased by 20%-26% for Shimano systems.

    *Support up to 11-28 cassettes, compatible with 11-30 and 11-34 with the help of an RD extender.

    This is the fastest RD pulley system.

     

    17TS & 17TR installation tips:

    1, due to increased offset by the oversized pulley system, please make sure your RD and frame are aligned and calibrated correctly.

    2, please check the length of your chain. Here is how to calculate, chain should be 10-20mm longer than the RD at 0 tension (shown as the picture below) when rests on the smallest chainring and smallest cog.

    3, to lower the requirements for chain length and RD/frame alignment, we introduce the new 16T pulley system, 17TS and 17TR. Compare with 17T, the power saving would be lowered by about 0.2 watts but increasing chain stability and shifting speed.

    图片1

    Firwat derailleur Witz Rad ze schounen

    Éischtens, hätt den Damp suergt Fréijoer Positioun Limite Spannungen haaptsächlech ajustéieren zréck, der Schwäch vun original schwaach zéien verbesseren a weider maachen a verwandelt Kette Spannungen tëscht Guide Rad an Rouagen vill adequat méi.

    Zweetens, ass de Kontakt Zännofdréck Nummer oder Kontroll Zännofdréck Zuel tëscht Ketten an Rouagen vun Hannergebai derailleur 17T méi während méngem Schlaang, et just d'Mëtt Prise wéi an zwou Säiten vun e puer Bengel, de groussen der Kontroll Hiewel, déi staark vun der Kontroll Muecht.

    Gudder Lescht, no der Cage d'Rotatioun Kéier géifen nei entwerfen, d'Distanz tëscht ieweschte Guide Rad an d'Rouagen verbessert ass.

     

    Installatioun Schrëtt

    image00111

    1. Schacht derailleur decomposition, ewechzehuelen der Original Witz Rad Cage, wéi an der Figur (Original Witz Rad Cage geläscht ginn huet, Ewechhuele Method kuckt weg No.20 zu Figur) gewisen

    image00311

    2. weg confirméieren der Al durchgang Ring verschiddene Säit Uewerfläch.

    image00511image00711

    3. D'Haaptrei eben gasket.

    image00911

    4. installéieren de Nylon ass noutwendeg fir der hënneschter derailleur.

    image01111

    5. Opbau den Haaptgrond eben gasket am eben, a gëllen Ueleg.

    image01311

     

    6. Huelt der 17T Kuelestoff Léngen Witz Rad Cage, benotzen Nr 2 mengen dass française ewechzehuelen durchgang op de Réck vun der Witz Rad Cage gin eraus.

     

     

    image01511

    7. leschen ieweschte Witz Rad.

    image01711

    8. Nom ieweschte Witz Rad Stoppen, den Zentrum Mudder op der zréck installéiert.

    image01911

    9. Ier Installatioun ginn den Haaptgrond eben, sollen der eben voll greased.

    image02111

    10. kënnen d 'Haaptgrënn eben voll an der Basis vun der Cage Witz Rad.

    image02311

    11. confirméieren weg d'Gréngs durchgang Ring Uewerfläch an der Haaptrei eben, a Gréngs Uewerfläch greased huet.

    image02511

    12. weg confirméieren der durchgang Ring Fliger no baussen, an der durchgang Ring greased huet.

    image02711

    13. weg confirméieren Fréijoer Opriichte Lach am Hannergebai derailleur.

    image02911

    14. D'Fréijoer PIN-Formatioun Fréijoer Opriichte Lach an der hënneschter derailleur.

    image03111

    15. Confirmatioun Fréijoer PIN an der Basis vun der Fréijoer positionéiert Lach.

    image03311

    16. installéieren Fréijoer.

    image03511

    17. Fréijoer PIN mam Lach op der Witz Rad Cage ageriicht

    image03711

    18. markéiert vun 1 bis 4 ass Spannungen Upassung Lach, d'Default initial Opriichte ass Lach 2. (Spannungen: 4> 3> 2> 1)

    image03911

    19. D'Witz Rad Cage voll an der hënneschter derailleur Spiller stoungen. den Haaptgrond eben Formatioun confirméieren.

    image04111

    20. Nr 4 mengen dass française den Haaptgrond eben ze 4N.m. zu däe

    image04311

    21. Reset der ieweschter Guide Rad, g den ieweschte Witz Mudder, mä net en Netz.

    image04511

    22. rotativ der Witz Rad Cage zu Hannergebai derailleur verhënnert Limite Spär, Press de topupper Witz Rad eben eraus, d'Limite Spär erauszesichen.

    image04711

    23. däe der ieweschter Witz Rad eben.

    image04911

     

    24. D'Installatioun ass komplett.


  • Virdrun:
  • Nächste:

  • According to test result, increase the rear derailleur pulley wheel size could significantly decrease the friction between the chain plates caused by polygon effects during chain bending, and reduce the resistance for saving rider’s cycling power.

    The chain is composed of several short pieces with an inch long, we could see the chain as one inch long with around one hundred and ten section lines, due to small diameter of turning circle, when the lines pass through standard 11T pulley wheel, it needs a certain angle to turn the transferring direction of chain for about 180° through two wheels, after increasing the pulley wheel size, the chain turning angle are decreased, so the loss of friction is less correspondingly. The results shows that 17T is a good balance point between weight and decreasing the polygon effects, To increase the size blindly will lead to arc decreasing not obvious, together with weight and volume adding. Compared with common 11T pulley wheel, the friction loss caused by polygon effects of chain could be decreased about 60%.

    Besides, under the same transferring speed of chain, the axis rotation speed of 17T is slower for saving the self friction loss during bearing rotation, smaller cycle could also reduce the resistance of each turn rotation. To upgrade this ceramic bearing saves more power loss.

    Faster gear shifts. firstly, porous spring position limit could adjust back tension largely, improve the weakness of original weak stretch, and make the up and down chain tension between guide wheel and cogs much more adequately.

    Zweetens, ass de Kontakt Zännofdréck Nummer oder Kontroll Zännofdréck Zuel tëscht Ketten an Rouagen vun Hannergebai derailleur 17T méi während méngem Schlaang, et just d'Mëtt Prise wéi an zwou Säiten vun e puer Bengel, de groussen der Kontroll Hiewel, déi staark vun der Kontroll Muecht.

    Gudder Lescht, no der Cage d'Rotatioun Kéier géifen nei entwerfen, d'Distanz tëscht ieweschte Guide Rad an d'Rouagen verbessert ass.

    And we should also tell customer that the compatibility of 11-28T cogs, the length of chain is within the range of 405-410mm standard road bike chain stay, suggest using more than 114 links, but not too short chain, or it might lead to too large back tension and enlarge the tooth tip resistance between chain and pulley wheels. (In case customer just has short chain, suggesting install it to lowest tension of spring mounting hole).

    It can faster SHIMANO system up and down gear to improve 20%-26%. save 2.4 watts more.

  • WhatsApp Online Chat !