Thanks for finding that... 8/6/8 for the larger sizes makes sense. Now, for the last piece of the puzzle - and for the prize cigar and kewpie doll - did Grant ever post the tubeset thicknesses for the Rambouillet? I looked back in old Readers and couldn't locate anything.
On Mar 4, 7:31 am, Horace <max...@sdf.lonestar.org> wrote: > ---------- Forwarded message ---------- > > From: "gr...@rivbike.com" <grantmill...@gmail.com> > > Date: Jul 9 2009, 1:21 pm > > Subject: Frame-Bike Plans (some) > > To: RBW Owners Bunch > > > Newlite Roadbike. TheROADEO<---final name, final spelling, thanks > > for all your input and don't take offense. > > > This is really Mark's bike, by which I mean he asked for it/suggested > > it as a bike for clubbies. He's a club rider a couple of days a week, > > and rides his cross bikes--which to me are light enough, at 19-20lb, > > even with fatty tires (and he's still the fastest by a good margin, > > and the humblest). But he sees his fellow clubbies buying road bikes > > with carbon this and that, and was thinking hmm, they should get a > > nice lugged steel bike, and if we made it light enough and roadynuff > > they probably would. > > Originally,'twas gunnabe for short reach brakes, but nobody here > > really rides with those anymore, so, with some input from Jay's, > > they'll use standard reach brakes, which means...about 56mm reach, > > about like the 'bouillet. > > TUBING: The goal is a clubbie bike, so it's going to be clubbie light, > > and it should, ideally, be ridding by somebody who is, if not clubbie > > light, at least knows how to ride light. A Nureyev-like 225-pounder > > who lifts over bumps and veers around pothholes and rides 32mm tires > > at 85psi rides lighter than a Nagurski-like 150-pounder who rides 23mm > > tires at 115psi and hits everything with a stiff body and locked arms. > > So, it's hard to give this bike a weight limit. I should point out > > that you aren't buying an engine with this bike; you're supplying the > > engine, and it's good to somewhat match the engine's weight with the > > frame's weight. > > OK: Up to 57cm, the main tube butts are 0.65, with 0.4bellies. Bigger > > than that, 0.8 butts with 0.6bellies. It's superstrong heat-treated > > steel, so strength isn't much of an issue. Flex is more of an issue, > > but nobody really anymore believes that flexless frames are the goal > > (I never have). A more rigid frame matters if you're toting weight, > > but not as much if you aren't, and as we introduce this as a > > superlight clubbie-bike, its flex-under-a-touring-load shouldn't > > matter. -- 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-bu...@googlegroups.com. To unsubscribe from this group, send email to rbw-owners-bunch+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/rbw-owners-bunch?hl=en.
