Using this shifter on the downtube of my 1x10. Indexes flawlessly with dynasys zee short cage der and a 10 speed cassette.
On Thursday, April 16, 2015 at 10:18:32 AM UTC-7, Jim Bronson wrote: > > In case you wanted to run something like oh a 40T in the back or any > Shimano 10 speed MTB deralier, or any permutation thereof, Microshift now > makes a dyna-sys compatible bar end: > > http://www.microshift.com.tw/BS-M10_Shifters.html > > Microshift also makes a 40T compatible derailer with 47T capacity, which > is the largest capacity I have seen, granted, it is fugly, but if you value > functionality over form... > > http://www.microshift.com.tw/RD-M78L_rd.html > > I had not previously considered going to 10 speed but if I can get a > cassette that goes to 40 for a reasonable price, that would make it more > interesting for me because I might be able to get away with a standard 110 > bcd compact double crankset rather than having to go with wide low > cranksets. I think the smallest smal ring you can get on a 110 is 33T, > IIRC. Currently running 28T on a 74 bcd on my triple converted to wide low > double, with 34 in the back > > With the current config, 44/28 in back and 11-34 9 speed in , I have from > 104.0 down to 21.4 > > With a proposed config of 48/33 in front and 11-40 in back I get from > 113.5 down to 21.5. So basically the low end stays the same, I don't have > to use geek doubles anymore, and I get 113.5 on the top end. > > The only downside is that the cassette has a 17 to 21 jump on it, which is > a 23.5% jump, pretty large for a single gear shift. The current 9 speed > has a 17 to 20 jump on it which is a more manageable 17.6%. So maybe I > should be thinking 11 speed 11-40. Ha ha. > > The reason I want 113.5 on the top end is that in tailwind situations on > brevet rides I have had problems gearing out at 104 inches. If I could > pedal to a little higher speeds in tailwinds especially in rolling terrain > like we have here in the Texas Hill Country, that would help me keep up > with my friends a little better. Grant is probably shaking his head now > but hey cycling is a big tent. > > Of course being able to get the gearing I want on the low end using a > 110bcd double is reason enough in of itself for me. I just have to solve > the problem with the big gap in the cassette. Hmm. > > -- > Keep the metal side up and the rubber side down! > -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to rbw-owners-bunch+unsubscr...@googlegroups.com. To post to this group, send email to rbw-owners-bunch@googlegroups.com. Visit this group at http://groups.google.com/group/rbw-owners-bunch. For more options, visit https://groups.google.com/d/optout.
