It's the chain that will rub against the tire in the lowest gear if the bb spindle isn't long enough not the front derailleur arm that I mentioned (that's happens on another bike).
On Monday, 12 May 2025 at 03:26:47 UTC-7 [email protected] wrote: > Thanks for the info and insight here everyone. > > To those who've mentioned the Stronglight bottom bracket - is it available > in a 73mm shell width? I'm not seeing anything online. > > Anyone ever try one of these Omni Racer bbs? The company is actually based > near me, right outside of Houston. Tx. > > https://www.ebay.com/itm/373869825971?_skw=omni+racer+73x122+bottom+bracket&itmmeta=01JV204YQT9S78EDT1NRT63AHH&hash=item570c60cfb3:g:AswAAOSwXpth3yRq&itmprp=enc%3AAQAKAAAA4FkggFvd1GGDu0w3yXCmi1cZf5piZI07CQCA9wZbJ3%2F0K9HSM52Y3oe9dP49XAVVOdy%2B55j%2BkQSopRp1D5uEQpl8lWS4EGsRPAhg2%2FDOXPp6uqkEZfSpqo1acGNhFSkOFZkSSBMmBbDTt%2FT%2B5G0b1regKWeZ%2FXWW2fu6RJyHBvvuc6qVNjs4pmG558Y5w5c6kkKiqVm0dYgRnl39c%2B5d5Ayq4%2BQCPZjFW%2BGqLHe%2FY%2BEJyD4FddBlSv0uZ%2F%2Bejp%2BDdGI4fwf8TkyTMGBrHGYhDL%2BK5qlHQRTAeAlf1Cnx7yGR%7Ctkp%3ABk9SR4rsk8DYZQ > > @iamkeith - I have the earlier NON-microdrive XC Pro crankset, 110/74 bcd. > Glad to hear there are other folks who've used these cranks on their Rivs. > By my estimation, they are up there with 10sp Campy as some of the most > beautiful cranks ever made. > > > On Monday, May 12, 2025 at 12:26:54 AM UTC-5 iamkeith wrote: > >> FWIW, there are at least two - but I think three - versions of the XC Pro >> cranks. The microdrive ones require a longer spindle to clear the >> chainstays by an equivalent amount to the normal 110 bcd ones. (Lower "Q >> Factor," by the term Grant quoined.) I have the former on my Susie, and >> the later on my Clem, but have owned both since the 90s and had them on >> various bikes. For the Susie / microdrive combination, I had to use a >> pretty long spindle - longer than 122 - which meant a Phil bottom bracket. >> I might have to dig to remember the exact measurement but, if that's what >> you're doing, I definitely will. I can also measure and take pics of the >> Clem setup, but those chainstays are WAY narrower. >> On Sunday, May 11, 2025 at 12:54:55 PM UTC-6 Patrick Moore wrote: >> >>> If the XC Pro worked as a triple with the 122.5 mm spindle, it ought to >>> work just fine with the big ring replaced with a bash guard, since the >>> middle and inner rings don’t move. >>> >>> I converted my 2010 Sam from 46-36-24 to BB Bashguard-38-24 by simply >>> replacing the rings. I messed neither with bb spindle nor with front >>> derailleur (lovely LX) except for adjusting the outer throw screw. After >>> all, if the setup shifted the 36-to-24 fine before, it should shift the >>> 38-to-24 just as well — as in fact it did. >>> >>> >>> On Sun, May 11, 2025 at 8:22 AM Richard Rose <[email protected]> wrote: >>> >>>> Kirk’s, I recently replaced the Shimano bb on my Clem with a >>>> Stronglight unit from Peter White. Nice quality & service. I will likely >>>> get one for my Gus when needed. >>>> >>> >>> The Stronglight units from PJW are value champions, at least if Richard >>> is referring to the inexpensive one that I bought. I did replace the >>> plastic cups with leftover Shimano cups. >>> >>> On Sun, May 11, 2025 at 5:25 AM Kirke Campbell <[email protected]> >>> wrote: >>> >>>> Hello y'all, >>>> >>>> For the Susie owners out there - what bottom bracket did you end up >>>> using on your builds? There are not a lot of good options for 73mm shells. >>>> The Shimano UN300 I installed on another bike recently felt quite stiff >>>> and >>>> gritty so I was hoping for something nicer but not in the Phil/White >>>> Industries range. >>>> >>>> Seems like my options are the Tange 3922 (does anyone know if this has >>>> steel or aluminum cups?) or the Origin8 Torqlite. Any thoughts on the two? >>>> >>>> https://www.thebikesmiths.com/products/tange-ln-3922?variant=6891612471330 >>>> >>>> >>>> https://www.pedalpusherscyclery.com/product/origin8-torqlite-square-taper-bottom-bracket-200889-1.htm?srsltid=AfmBOopzmq8wTYp2vTZwcKOKoisfzfTqfaghBtmP19GprJKDOQFjq7eA >>>> >>>> And an additional question on spindle length: >>>> I'm going to run a Suntour XC Pro 110/74 bcd triple crank which, based >>>> on my research, requires a 122.5mm spindle. I'm going to use it as a >>>> double >>>> (38/24) with a bash guard on the outer ring. Will a 122.5mm spindle stiff >>>> suffice? Or do I need a longer spindle since I'm effectively moving the >>>> middle line of my chainrings inward? >>>> >>>> Thanks! >>>> -k. >>>> >>>> -- >>>> >>> 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 [email protected]. >>>> To view this discussion visit >>>> https://groups.google.com/d/msgid/rbw-owners-bunch/a0f9f2bb-19ff-4b94-a7b3-845e8e7e2ab3n%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/rbw-owners-bunch/a0f9f2bb-19ff-4b94-a7b3-845e8e7e2ab3n%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, k**now thine own meaning,* >>> >>> *But wouldst gabble like a** thing most brutish,* >>> >>> *I endowed thy purposes w**ith 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 [email protected]. To view this discussion visit https://groups.google.com/d/msgid/rbw-owners-bunch/450b3f58-0dab-49db-9794-b0c94de05bfcn%40googlegroups.com.
