4.8 versus 5.1 gain ratio is the leap between 165 and 175 with a 38x16. Obviously no change in gear inches, but more push needed to get those inches.
On Saturday, February 3, 2018 at 5:51:03 PM UTC-5, Kainalu V. wrote: > > I've got a lot of experience using levers, and I always like to use the > longest lever I can that will fit within the confines of the job needing > doing. Sounds like you need a shorter lever to stay within the confines of > the job you need doing, but it'll cost you leverage. Sheldon uses crank arm > length in his gear range calculator, so It must be a factor! (however > insignificant, depends on your choice of cranks. His calculator goes down > to 100mm, that seems too short) > Worse case is it expands your LCG? > -Kai > BK NY > > > On Saturday, February 3, 2018 at 4:33:36 PM UTC-5, Deacon Patrick wrote: >> >> Both my Hunqapillar and Quickbeam have 175mm crank arms. Pedal strikes >> have been a non-issue on the roads, but I’ve had a few, slow and >> inconsequential, strikes on the trails. Those of you with experience (not >> speculation, but actual riding experience): could you please help me >> understand the effect of crank arm length in fixed gear riding on: >> >> — decreased leverage of a shorter arm. Is this a real-world, material >> effect, or inconsequential. Put another way, if I go with 170 or 165mm >> crank arms, am I going to need to go with a 42t instead of 44t chainring? >> Or is the difference slight and inconsequential compared with increased >> pedal clearence? >> >> With abandon, >> Patrick >> >> www.CredoFamily.org >> www.MindYourHeadCoop.org > > -- 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-bunch+unsubscr...@googlegroups.com. To post to this group, send email to rbw-owners-bunch@googlegroups.com. Visit this group at https://groups.google.com/group/rbw-owners-bunch. For more options, visit https://groups.google.com/d/optout.
