" I still haven't heard from the local builder" You can defer actual action FOREVER with that disclaimer... maybe that'll force you to think about "That Libertas".
BL in EC On Saturday, December 2, 2023 at 5:56:33 PM UTC-8 Patrick Moore wrote: > Thanks -- yes, I've noticed that Surly fixed cogs are thicker in the > center than at the teeth. Will have to remove Monocog wheel and investigate > the freehub to verify the space available. > > I'd read the BSNYC blog and noted the QR used with the "rocker" dropouts; > his description actually tempted me to reconsider a 2X2 with equal teeth > sums, say > > 32/15 and 30/17 which would give me the current 65" and a 54" deep sand or > long hill gear. > > We'll see. I still haven't heard from the local builder. > > > On Thu, Nov 30, 2023 at 9:20 AM Wesley <brooks...@gmail.com> wrote: > >> Hey Patrick, >> Maybe you've already completed your two-speed conversion, but if not, >> there is some useful info in yesterday's Bikesnob blog: >> https://bikesnobnyc.com/2023/11/29/dingle-all-the-way/ >> >> The key message is that the Surly single-speed cogs are thicker at the >> base so you could use one for your second cog without needing a spacer. It >> should allow the lockring to fit. >> -Wes >> >> On Sunday, October 29, 2023 at 12:42:39 PM UTC-7 Patrick Moore wrote: >> >>> Excellent! Thank you! So there is serendipity in that the lockring >>> threads match standard fw threads. Very good to know. >>> >>> Now I can simply overhaul that cheap ss freehub -- Redline? -- and don't >>> have to spend $$$ for a DOS; *also* I can use the current 32 t ring >>> with an outer, screw-on 15 t cog for a 65" cruising gear and buy a splined >>> ss 17 or perhaps even 18 t cog for a 57" or even 54" sand bogging gear -- >>> if, that is, a QR disc rear wheel allows this. >>> >>> On Sun, Oct 29, 2023 at 9:49 AM Wesley <brooks...@gmail.com> wrote: >>> >>>> Hi Patrick! >>>> I don't remember the hub, and I searched my email for hubs I bought in >>>> 2009 – I was only able to find the one I built into the front wheel. >>>> However! This exercise show something loose in my head and I now recall >>>> how >>>> I made the monocog into a two-speed (before whatever I did to add a third >>>> cog). I replaced the locking by a fixed-gear cog. Here's a text diagram: >>>> >>>> Your current setup has: spokes - spacer - splined cog - lockring >>>> >>>> Change it to: spokes - splined cog - spacer - threaded cog >>>> >>>> I hope this helps! >>>> -Wes >>>> >>>> On Saturday, October 28, 2023 at 9:51:46 PM UTC-7 Patrick Moore wrote: >>>> >>>>> Do you recall the hub you used with the unicycle rim? I seem to recall >>>>> BMX freehubs that had room for 2 cogs. >>>>> >>>>> On Sat, Oct 28, 2023 at 9:16 PM Wesley <brooks...@gmail.com> wrote: >>>>> >>>>>> Yeah, it looks marginal to get a second cog in there with a narrower >>>>>> spacer. According to Sheldon Brown, 9-speed cogs want a 2.54 mm spacer >>>>>> between the cogs: https://sheldonbrown.com/cribsheet-spacing.html >>>>>> >>>>>> I now remember that my monocog became a three speed after I built it >>>>>> a pair of winter wheels (I used a pair of very wide unicycle rims for >>>>>> maximum float). So I probably kept the original when intact and built a >>>>>> new >>>>>> hub into the new wheel. Sorry for not remembering, the bike has been out >>>>>> of >>>>>> my life for about eight years. >>>>>> >>>>>> -W >>>>>> On Saturday, October 28, 2023 at 1:17:17 PM UTC-7 Patrick Moore wrote: >>>>>> >>>>>>> Wesley: Sorry, I missed this post in the thread volume. >>>>>>> >>>>>>> I'm pretty sure that my Monocog's freehub body takes only 1 cog; see >>>>>>> photo with single 3/32" cog and 2.5mm spacer: the splines end right >>>>>>> after >>>>>>> the spacer. >>>>>>> >>>>>>> Am I looking at things right? I hesitate to remove the wheel because >>>>>>> getting the tire exactly centered in the chainstays, with 2-3 mm >>>>>>> clearance >>>>>>> a side and the inevitable tire runout, while also adjusting chain >>>>>>> tension >>>>>>> is a pain. >>>>>>> >>>>>>> [image: image.png] >>>>>>> >>>>>>> On Tue, Oct 17, 2023 at 3:56 PM Wesley <brooks...@gmail.com> wrote: >>>>>>> >>>>>>>> Hey Patrick, >>>>>>>> My recollection of my monocog was that the freehub had room for >>>>>>>> three cogs. I think there were spacers on the hub that covered up most >>>>>>>> of >>>>>>>> the free hub - remove the locking and you can do adjust the spacers as >>>>>>>> necessary. If yours is the same, then you could just keep that wheel >>>>>>>> and >>>>>>>> put the additional cogs onto it. >>>>>>>> >>>>>>>> And, in case I wasn't clear in my earlier response, I think there >>>>>>>> is plenty of adjustment room in the disc brakes to accommodate the >>>>>>>> rear >>>>>>>> axle being adjusted in the dropout. >>>>>>>> -Wes >>>>>>>> >>>>>>>> On Tuesday, October 17, 2023 at 10:44:19 AM UTC-7 Patrick Moore >>>>>>>> wrote: >>>>>>>> >>>>>>>>> That's interesting, and after blundering into a few search result >>>>>>>>> pages about money markets and currency conversion I got: >>>>>>>>> >>>>>>>>> http://www.monebikes.com/read-me/ >>>>>>>>> >>>>>>>>> But he says nothing about adjustable chainstays, >>>>>>>>> >>>>>>>>> Still, he does talk about weird possibilities like 3" tires and >>>>>>>>> drop bars, so I must investigate. >>>>>>>>> >>>>>>>>> Really, though, to conclude this question, it seems that I can >>>>>>>>> either have a very simple bike with disc brakes as long as it's a >>>>>>>>> single >>>>>>>>> speed, or I can accommodate 2 cogs using some niche, complex >>>>>>>>> technology. I >>>>>>>>> think I'll either settle for a fixed drivetrain (no rear brake, no >>>>>>>>> problem) >>>>>>>>> or get off and walk. Rear rim brake not option since I want to use >>>>>>>>> disc >>>>>>>>> rims. >>>>>>>>> >>>>>>>>> On Tue, Oct 17, 2023 at 8:44 AM Coal Bee Rye Anne < >>>>>>>>> lionsrug...@gmail.com> wrote: >>>>>>>>> >>>>>>>>>> I have no personal experience with single speed disc nor >>>>>>>>>> Rocker/Slider or any of the existing dropout configurations being >>>>>>>>>> discussed >>>>>>>>>> other than keeping a mental catalogue and casual interest of such >>>>>>>>>> things as >>>>>>>>>> I discover them... but what about telescoping chainstays? >>>>>>>>>> >>>>>>>>>> I recall seeing a few interesting options including a build that >>>>>>>>>> Rick Hunter did with a bottom bracket positioned wingnut to adjust >>>>>>>>>> chain >>>>>>>>>> tension with a form of telescoping chainstay (I forget what that >>>>>>>>>> particular >>>>>>>>>> bike or design was referred to but I think it had a rigid fork, 26+ >>>>>>>>>> tires, >>>>>>>>>> disc brakes, upright riser Hunter bars, and a cow pattern custom >>>>>>>>>> frame >>>>>>>>>> bag... in case that helps ID it or dig something up for further >>>>>>>>>> review from >>>>>>>>>> the interwebs!) >>>>>>>>>> >>>>>>>>>> Another is the design currently used by Cjell Mone of Mone Bikes >>>>>>>>>> referred to as the Mone Changer. I couldn't find an actual page >>>>>>>>>> discussing >>>>>>>>>> or highlighting the chainstay design itself but believe he builds >>>>>>>>>> them into >>>>>>>>>> various frames as requested. Here's a snippet from the FAQ page on >>>>>>>>>> his >>>>>>>>>> site. >>>>>>>>>> >>>>>>>>>> How do I work them Monē Changer dropouts? >>>>>>>>>> >>>>>>>>>> - Remember, there are 5 (not 4, don't forget the caliper adaptor >>>>>>>>>> ones) bolts to loosen. To lengthen, sit on the saddle and hold the >>>>>>>>>> rear >>>>>>>>>> brake, give a couple gentle bounces...that should do it. To shorten, >>>>>>>>>> get >>>>>>>>>> your chain started on your single speed cog and chainring and pedal >>>>>>>>>> it >>>>>>>>>> around. straighten the tire in the chainstays and tighten 6 bolts. >>>>>>>>>> If >>>>>>>>>> you're running gears your penance is putting the bike in the stand, >>>>>>>>>> throwing a foot on the BB and pulling the rim to the front. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Since you are going the custom route for this hypothetical bike I >>>>>>>>>> figured I'd add these possibilities to the mix : ) >>>>>>>>>> On Sunday, October 15, 2023 at 6:12:06 PM UTC-4 Patrick Moore >>>>>>>>>> wrote: >>>>>>>>>> >>>>>>>>>>> Thinking out loud; help me clarify my thoughts. >>>>>>>>>>> >>>>>>>>>>> I think of devising a Monocog replacement, with 622X76/29X3" >>>>>>>>>>> wheels, but instead of a mono cog, with a duo cog. This >>>>>>>>>>> hypothetical bike >>>>>>>>>>> would have disc brakes. I don't want to use a chain tensioner, and >>>>>>>>>>> I prefer >>>>>>>>>>> to take advantage of the greater gear ratio differences between >>>>>>>>>>> cogs of >>>>>>>>>>> different sizes compared to rings with the same tooth differences, >>>>>>>>>>> and of >>>>>>>>>>> the consequent smaller axle movement required to adjust chain >>>>>>>>>>> slack, so the >>>>>>>>>>> multiple cogs would be in the back and not on the crank. >>>>>>>>>>> >>>>>>>>>>> On my beloved 1999 Joe Starck Riv Road Custom fixie I use a >>>>>>>>>>> 17/19 Dingle on a Phil hub with a QR axle; it's very easy to stop, >>>>>>>>>>> flip the >>>>>>>>>>> QR lever, move the chain, align the wheel, and tighten the QR. >>>>>>>>>>> >>>>>>>>>>> That's what I imagine for the Monocog replacement. >>>>>>>>>>> >>>>>>>>>>> 1. Disc brakes. But this bike would have disc brakes. I'd >>>>>>>>>>> probably not need more than a 2-t cog difference, but will your >>>>>>>>>>> typical >>>>>>>>>>> caliper/rotor setup accept the 1/4" axle movement? (1/8" of axle >>>>>>>>>>> movement >>>>>>>>>>> is required -- so they say; I've never measured it and take it on >>>>>>>>>>> faith -- >>>>>>>>>>> to accomodate a 1 tooth sprocket difference.) >>>>>>>>>>> >>>>>>>>>>> 2. Two cogs. How to get 2 cogs onto a suitable "ss" hub with a >>>>>>>>>>> freewheel. The DIngle isn't made anymore and in any event wasn't >>>>>>>>>>> made -- am >>>>>>>>>>> I right? -- with 2-teeth gaps. The Monocog has a freehub designed >>>>>>>>>>> to take 1 >>>>>>>>>>> single Shimano-spline-type cog; there's no room for a second cog. >>>>>>>>>>> >>>What >>>>>>>>>>> options does one have to get 2 cogs with a 2-tooth difference onto >>>>>>>>>>> a hub >>>>>>>>>>> suitable for a QR axle? >>>>>>>>>>> >>>>>>>>>>> I realize that I could just use an old 7 speed Shimano freehub, >>>>>>>>>>> and I might end up doing that, but I'd prefer to have a hub that >>>>>>>>>>> does not >>>>>>>>>>> require a wide stack of spacers. >>>>>>>>>>> >>>>>>>>>>> 3. Axle type and dropouts/trackends/thru-axle holes. I know that >>>>>>>>>>> long forward-facing horizontal dropouts, a QR axle, and a hub with >>>>>>>>>>> 2 cogs >>>>>>>>>>> on 1 side allows very easy manual shifting, as this sort of >>>>>>>>>>> shifting goes. >>>>>>>>>>> I am also pretty sure that a good builder can use 135 mm OL spacing >>>>>>>>>>> and >>>>>>>>>>> still give me the stay clearance I need for true 3" tires, so I'm >>>>>>>>>>> inclined >>>>>>>>>>> to stick with this very old-fashioned wheel attachment method. >>>>>>>>>>> >>>>>>>>>>> But if there are other wheel attachment methods that allow you >>>>>>>>>>> to easily move the chain from one cog to another, I'd be interested >>>>>>>>>>> to >>>>>>>>>>> learn about them. Sliding dropouts? >>>>>>>>>>> >>>>>>>>>>> Are there any other things to consider ? >>>>>>>>>>> >>>>>>>>>>> Thanks, Patrick Moore, who had a nice ride to church and back >>>>>>>>>>> today on a pretty Fall day riding the Monocog with 72 mm tires and >>>>>>>>>>> a single >>>>>>>>>>> 65" gear despite the bosque trail sand and the rear tire knobs >>>>>>>>>>> occasionally >>>>>>>>>>> "whisping" on the chainstays (I fixed seatstay clearance with a >>>>>>>>>>> hammer). >>>>>>>>>>> The Silca Impero with Campy head and the Road-style BB7s pulled by >>>>>>>>>>> non-aero >>>>>>>>>>> DC levers are ironic but in fact work very well. When braking from >>>>>>>>>>> the >>>>>>>>>>> hoods you simply pull from a bit lower down on the lever; and the >>>>>>>>>>> Impero's >>>>>>>>>>> fat barrel moves lots of air fast into low pressure tires; 13 psi >>>>>>>>>>> this >>>>>>>>>>> morning and it could have been lower. >>>>>>>>>>> -- >>>>>>>>>>> >>>>>>>>>>> ----------------------------------------------------------------------------- >>>>>>>>>>> Patrick Moore >>>>>>>>>>> Alburquerque, Nuevo Mexico, Etats Unis d'Amerique, Orbis Terrarum >>>>>>>>>>> >>>>>>>>>>> ----------------------------------------------------------------------------------------------------- >>>>>>>>>>> >>>>>>>>>>> Executive resumes, LinkedIn profiles, bios, letters, and other >>>>>>>>>>> writing services. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> ----------------------------------------------------------------------------------------------------- >>>>>>>>>>> >>>>>>>>>>> *When thou didst not, savage,* >>>>>>>>>>> >>>>>>>>>>> *Know thine own meaning, but wouldst gabble like* >>>>>>>>>>> >>>>>>>>>>> *A thing most brutish, I endowed thy purposes* >>>>>>>>>>> >>>>>>>>>>> *With words that made them known.* >>>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> >>>>>>>>> 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-bun...@googlegroups.com. >>>>>>>>>> >>>>>>>>> To view this discussion on the web visit >>>>>>>>>> https://groups.google.com/d/msgid/rbw-owners-bunch/a991d3aa-5236-4990-a1a1-65528196c0b9n%40googlegroups.com >>>>>>>>>> >>>>>>>>>> <https://groups.google.com/d/msgid/rbw-owners-bunch/a991d3aa-5236-4990-a1a1-65528196c0b9n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>>>> . >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> >>>>>>>>> ----------------------------------------------------------------------------- >>>>>>>>> Patrick Moore >>>>>>>>> Alburquerque, Nuevo Mexico, Etats Unis d'Amerique, Orbis Terrarum >>>>>>>>> >>>>>>>>> ----------------------------------------------------------------------------------------------------- >>>>>>>>> >>>>>>>>> Executive resumes, LinkedIn profiles, bios, letters, and other >>>>>>>>> writing services. >>>>>>>>> >>>>>>>>> >>>>>>>>> ----------------------------------------------------------------------------------------------------- >>>>>>>>> >>>>>>>>> *When thou didst not, savage,* >>>>>>>>> >>>>>>>>> *Know thine own meaning, but wouldst gabble like* >>>>>>>>> >>>>>>>>> *A thing most brutish, I endowed thy purposes* >>>>>>>>> >>>>>>>>> *With words that made them known.* >>>>>>>>> >>>>>>>> -- >>>>>>>> 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-bun...@googlegroups.com. >>>>>>>> >>>>>>> To view this discussion on the web visit >>>>>>>> https://groups.google.com/d/msgid/rbw-owners-bunch/fe30b462-2932-4edb-b589-9237af7776f9n%40googlegroups.com >>>>>>>> >>>>>>>> <https://groups.google.com/d/msgid/rbw-owners-bunch/fe30b462-2932-4edb-b589-9237af7776f9n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>> . >>>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> >>>>>>> ----------------------------------------------------------------------------- >>>>>>> Patrick Moore >>>>>>> Alburquerque, Nuevo Mexico, Etats Unis d'Amerique, Orbis Terrarum >>>>>>> >>>>>>> ----------------------------------------------------------------------------------------------------- >>>>>>> >>>>>>> Executive resumes, LinkedIn profiles, bios, letters, and other >>>>>>> writing services. >>>>>>> >>>>>>> >>>>>>> ----------------------------------------------------------------------------------------------------- >>>>>>> >>>>>>> *When thou didst not, savage,* >>>>>>> >>>>>>> *Know thine own meaning, but wouldst gabble like* >>>>>>> >>>>>>> *A thing most brutish, I endowed thy purposes* >>>>>>> >>>>>>> *With words that made them known.* >>>>>>> >>>>>> -- >>>>>> 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-bun...@googlegroups.com. >>>>>> >>>>> To view this discussion on the web visit >>>>>> https://groups.google.com/d/msgid/rbw-owners-bunch/670da639-0133-43b1-8254-ae2b94d36d8bn%40googlegroups.com >>>>>> >>>>>> <https://groups.google.com/d/msgid/rbw-owners-bunch/670da639-0133-43b1-8254-ae2b94d36d8bn%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>> . >>>>>> >>>>> >>>>> >>>>> -- >>>>> >>>>> ----------------------------------------------------------------------------- >>>>> Patrick Moore >>>>> Alburquerque, Nuevo Mexico, Etats Unis d'Amerique, Orbis Terrarum >>>>> >>>>> ----------------------------------------------------------------------------------------------------- >>>>> >>>>> Executive resumes, LinkedIn profiles, bios, letters, and other >>>>> writing services. >>>>> >>>>> >>>>> ----------------------------------------------------------------------------------------------------- >>>>> >>>>> *When thou didst not, savage,* >>>>> >>>>> *Know thine own meaning, but wouldst gabble like* >>>>> >>>>> *A thing most brutish, I endowed thy purposes* >>>>> >>>>> *With words that made them known.* >>>>> >>>> -- >>>> 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-bun...@googlegroups.com. >>>> >>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/rbw-owners-bunch/f5feabf1-0de8-47b1-b95e-26c30a80ce75n%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/rbw-owners-bunch/f5feabf1-0de8-47b1-b95e-26c30a80ce75n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> >>> >>> -- >>> >>> ----------------------------------------------------------------------------- >>> Patrick Moore >>> Alburquerque, Nuevo Mexico, Etats Unis d'Amerique, Orbis Terrarum >>> >>> ----------------------------------------------------------------------------------------------------- >>> >>> Executive resumes, LinkedIn profiles, bios, letters, and other writing >>> services. >>> >>> >>> ----------------------------------------------------------------------------------------------------- >>> >>> *When thou didst not, savage,* >>> >>> *Know thine own meaning, but wouldst gabble like* >>> >>> *A thing most brutish, I endowed thy purposes* >>> >>> *With words that made them known.* >>> >> -- >> 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-bun...@googlegroups.com. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/rbw-owners-bunch/284e8c4f-fe08-4c8d-89b3-0e191a4cabf9n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/rbw-owners-bunch/284e8c4f-fe08-4c8d-89b3-0e191a4cabf9n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > > > -- > > ----------------------------------------------------------------------------- > Patrick Moore > Alburquerque, Nuevo Mexico, Etats Unis d'Amerique, Orbis Terrarum > > ----------------------------------------------------------------------------------------------------- > > Executive resumes, LinkedIn profiles, bios, letters, and other writing > services. > > > ----------------------------------------------------------------------------------------------------- > > *When thou didst not, savage,* > > *Know thine own meaning, but wouldst gabble like* > > *A thing most brutish, I endowed thy purposes* > > *With words that made them known.* > -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. 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