Steve, Thanks for the tip! I had a look at the installation instructions for the Surly fixed cogs. And, while it says nothing about the flange you mention, it is pictured clearly on the little "schematic" used to illustrate how to install the cog. I think I'll give this a try.
Ron On May 10, 8:44 am, SteveF <frede...@msu.edu> wrote: > Get a Surly fixed cog--they have a flange on one side and you can flip > it to have that flange on the inside (toward the hub) and space the > cog out a bit (right around the 5mm you need as I recall) It works > great. I have a 16t Surly cog (flange turned in to optimize chainline > to my outside chainring) 17-19 Dos Enos freewheel on the flip side and > a 38/40 double chainring (no guard). It works well for me, here in > the flatlands. > > Steve > > On May 8, 2:58 pm, Ron MH <visio...@gmail.com> wrote: > > > > > > > > > This question is to all. How does the fixed gear side chainline work > > out with the various combinations you use? I ask because the fixed > > gear chainline on my Quickbeam sucks and the drag/lack of efficiency > > is easy to feel. I'm running the stock bashguard/40/32 Sugino triple > > combination and a 16t fixed cog in back. The chainline on the 40x16 > > fixed combination is more than 5mm off (the cog being inboard of the > > chainring). And the fixed setup is much more "draggy" than the 40x16 > > freewheel combination on the other side when using the 16-19 White > > Industries DOS freewheel. Of course, that's because the DOS freewheel > > places the 16t cog further outboard. The whole issue has me about to > > ditch the Sugino triple in favor of a decent single speed crankset. > > > Ron > > > On May 8, 8:50 am, A D <deguzman.al...@gmail.com> wrote: > > > > On my Simpleone I have a dos 16/19 on the freewheel side and a 17/19 > > > surly dingle cog on the fixed side. In front I have 44/48 rings on > > > the front. I use the 48/16 when I commute and ride down to Rivendell > > > and change gears to 44/19 when I go back home which is mostly > > > uphill. I usually flip to the fixed side on weekend rides when I > > > don't have anywhere to be. > > > > I haven't tried the extremes of the gears but the dropouts on my > > > prototype appear long enough. > > > > There is just something about the Qb/SO that feels so right. I can't > > > figure it out but it has me considering picking up an AHH even though > > > I have an Ebisu AR. > > > > On May 7, 6:54 pm, Robert Harrison <rfharri...@gmail.com> wrote: > > > > > My QB has a 40/32 in front and the 16/19 in the rear. It also has a > > > > solo 22 back the which does come in handy when laden down with camping > > > > gear and facing a couple of hills around here. In town I tend to run > > > > 40/19 because I can get "off the line" faster in traffic. Once out on > > > > the open road it's back to 40/16. > > > > > Not thinking about what gear I'm in is great. During the week I'm in > > > > commuter mode, on weekend it's open road mode and maybe once a quarter > > > > I camp. > > > > > Aloha, > > > > > Bob > > > > > Sent from my iPad > > > > > On May 7, 2011, at 11:00 AM, newenglandbike <matthiasbe...@gmail.com> > > > > wrote: > > > > > > It is a cool concept, made even cooler, IMHO, by the copious length of > > > > > the QB dropout. It's about 2". So, whereas with the WI 'double/ > > > > > double', you get to choose between front rings 3-teeth apart, the > > > > > extra length of the Rivendell dropout gives you a mind-boggling span > > > > > of 8 teeth to play with on the front rings-- and with the 16/19 in the > > > > > rear, you can make that up to 11 teeth diff up front. Dang. > > > > > > So basically, you can run a 16/19 in the rear, and a 40/32 double up > > > > > front, which comes stock with the new Simple One I believe. Then you > > > > > put a 22t ACS f/w on the other side, and suddenly derailleurs start to > > > > > look quaint.* > > > > > > -Matt > > > > > > *OK not really > > > > > > On May 7, 4:50 pm, andrew hill <neurod...@gmail.com> wrote: > > > > >> Has anyone run a White Industries "Double/Double" drivetrain setup > > > > >> on their Quickbeam? > > > > >> Or maybe has plans to on their SimpleOne? > > > > > >> Seems like a nice combination - rear Duo freewheel of 16/19, and > > > > >> front of either 38/35 or 34/31. > > > > > >> They suggest the 38/35 for a 26" mtn bike, and the 38/35 for a > > > > >> 29'er... but it seems to me that the 38/35 would be best for a 700c > > > > >> mostly on-road riding bike. > > > > > >> Am I confused? e.g. 38/16 and 35/19 seem like they would be better > > > > >> than 31/19 and 34/16... > > > > > >> Anyone try this yet, or have a thought as to why this wouldn't be a > > > > >> great idea? :) > > > > > >> Best, > > > > >> andrew > > > > > > -- > > > > > You received this message because you are subscribed to the Google > > > > > Groups "RBW Owners Bunch" group. > > > > > To post to this group, send email to > > > > > rbw-owners-bunch@googlegroups.com. > > > > > To unsubscribe from this group, send email to > > > > > rbw-owners-bunch+unsubscr...@googlegroups.com. > > > > > For more options, visit this group > > > > > athttp://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. 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