tag:blogger.com,1999:blog-14906351.post5715921675613071904..comments2023-12-20T22:26:49.748+00:00Comments on dRj0n's wanderings: Envy...dRjONhttp://www.blogger.com/profile/18365819296812190132noreply@blogger.comBlogger8125tag:blogger.com,1999:blog-14906351.post-54763649297608127292010-12-09T18:32:33.760+00:002010-12-09T18:32:33.760+00:00GMJ: dont worry!...there was also availability of ...GMJ: dont worry!...there was also availability of treads etc!.. :-)~dRjONhttps://www.blogger.com/profile/18365819296812190132noreply@blogger.comtag:blogger.com,1999:blog-14906351.post-40211387663993640202010-12-09T13:29:59.419+00:002010-12-09T13:29:59.419+00:00Jon, I feel very bad that you've made a decisi...Jon, I feel very bad that you've made a decision based upon my inability not to roll tubulars! Don't forget that, on both occasions, I've been using Reynolds road rims and not enough glue - thanks to the DS of BS ;-)Garethhttps://www.blogger.com/profile/12055687529890294691noreply@blogger.comtag:blogger.com,1999:blog-14906351.post-89507975909603691492010-12-07T20:59:45.823+00:002010-12-07T20:59:45.823+00:00For pre-HTII c/sets, the recommended c/l was 47.5m...For pre-HTII c/sets, the recommended c/l was 47.5mm, with 50mm being the next best which was required by a few bikes. HTII required the catch all 50mm approach given that the axle length isn't interchangeable. <br />It seems that (by your calcs) it also will work with your odd contraptions.... <br />;-)<br /><br />Must admit though, not sure that the last sprocket is as far 5mm from the d/out though... When the garage thaws out, I might check...<br />;-)davechopoptionsnoreply@blogger.comtag:blogger.com,1999:blog-14906351.post-58554261044589481192010-12-07T19:24:51.343+00:002010-12-07T19:24:51.343+00:00i should add a HTII chainline is nominally 50mm......i should add a HTII chainline is nominally 50mm...dRjONhttps://www.blogger.com/profile/18365819296812190132noreply@blogger.comtag:blogger.com,1999:blog-14906351.post-45257489470675129632010-12-07T19:15:52.767+00:002010-12-07T19:15:52.767+00:00yeah, i should qualify the chainline thing...casse...yeah, i should qualify the chainline thing...cassettes are 36.3mm wide for 9 speed, 37.2 for 10sp iirc. <br />the cassette sits 5mm or so in from the dropout, so the centre of the cassette is about 18-19mm in from there, for a 150 hub /2 =75mm, -5mm =70mm-18.5mm =51.5mm which is the chainline at the centre of the rear gear spread. <br />which is pretty damn close the chainline of an HTII crank....esp if you mess with 1mm bb spacers and run a single ring :-)~Unknownhttps://www.blogger.com/profile/09239594384710802572noreply@blogger.comtag:blogger.com,1999:blog-14906351.post-2316227304569148842010-12-07T09:12:22.604+00:002010-12-07T09:12:22.604+00:00Surely chainline only improves with an 83mm BB (57...Surely chainline only improves with an 83mm BB (57mm c/l)? <br />With a 150 rear and a 68/73 BB it must be pretty skew-wiff?<br />83mm chainsets are restricted in terms of choices - esp for this XC build - no?<br /><br />I'm confuddled...davechopoptionsnoreply@blogger.comtag:blogger.com,1999:blog-14906351.post-82103213883166277172010-12-06T13:24:34.361+00:002010-12-06T13:24:34.361+00:00i dunno: with creative (double s bend style) stay ...i dunno: with creative (double s bend style) stay forming and the generally wider q factor of HTII i cant see it being a major issue? and getting more equal spoke tension has got to be a good thing. theres also the improvement in chainline to consider....dRjONhttps://www.blogger.com/profile/18365819296812190132noreply@blogger.comtag:blogger.com,1999:blog-14906351.post-82631336655568648722010-12-05T20:31:40.752+00:002010-12-05T20:31:40.752+00:00Mountain bikes have 135mm rear ends because otherw...Mountain bikes have 135mm rear ends because otherwise you smack your heels on the chainstays as they flare out to your enormous hub widths. <br /><br />What do you need that much triangulation for anyway? Do you taco rims often?Anonymousnoreply@blogger.com