Actually, this is new and may be a good idea if you want really low gears: it replaces the granny with a device that lets you install a cog as small as 17t in its place:
http://abundantadventures.com/mt_triple.html On Fri, Feb 10, 2012 at 11:49 AM, PATRICK MOORE <[email protected]> wrote: > I knew a Swedish rider (Olaf Stroh, nice guy) who drilled a 38 t TA outer > chainring to bolt to the penultimate cog of a Shimano cassette, then made > an extended mounting arm for his rd so that this could accomodate the new > cog. Lessee: 24/38X27" = 17 whole gear inches. I hear that at least one, > old SunTour rd could actually accomodate a 38 t big cog. > > Then there is the Mountain Tamer Quad -- > http://abundantadventures.com/quads.html -- still available from the same > guy I visited at the same place back in 1990, in deep, SE Albuquerque. Make > a 16 t cog into your granny ring! (16/38X27" = 11".) > > Me, the only time I use the 24 is when I am bullying my way through deep > sand -- and even then I tend to fall over after about 15 feet. > > > On Fri, Feb 10, 2012 at 11:31 AM, clyde canter <[email protected]>wrote: > >> Seems to me that 50 to 75 bucks for a set of cogs is not that >> inexpensive in my estimation. Specially when I only need one. I just >> thought it would be cool if I could lower my compact double ( 46-34) a tad >> for cheap. >> >> >> >> On Thu, Feb 9, 2012 at 6:55 PM, Jim Thill - Hiawatha Cyclery < >> [email protected]> wrote: >> >>> I'm not aware of a source for 36t cogs, since that's not one that wears >>> out, and most of the cassettes are not made to have cogs switched out >>> (easily) these days. As someone pointed out, the Shimano 12-36 9sp cassette >>> and the 7sp 13-34 cassette are not terribly expensive. Even if you could >>> find the correct cog, it sure seems like a lot of screwing around. >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "RBW Owners Bunch" group. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msg/rbw-owners-bunch/-/YY_QGbeRL54J. >>> >>> To post to this group, send email to [email protected]. >>> To unsubscribe from this group, send email to >>> [email protected]. >>> For more options, visit this group at >>> http://groups.google.com/group/rbw-owners-bunch?hl=en. >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "RBW Owners Bunch" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/rbw-owners-bunch?hl=en. >> > > > > -- > Patrick Moore > Albuquerque, NM > For professional resumes, contact > Patrick Moore, ACRW > http://resumespecialties.com/index.html > > > > -- Patrick Moore Albuquerque, NM For professional resumes, contact Patrick Moore, ACRW http://resumespecialties.com/index.html -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rbw-owners-bunch?hl=en.
