seems like a lot of faff for a tube, esp to save a few grams on, mostly, bike that are not weight weenie builds (I mean we're riding Rivs!!).. I think I'll stick with latex if I want a fast rolling, lightish tube.. and butyl as backup in the bar bag..
On Mon, Apr 22, 2024 at 2:00 PM Peter Adler <[email protected]> wrote: > My hunch is that the plastic (rubber?) donut is acting as a spacer for the > valve stem, so that the tube isn't rubbing directly against the often-rough > edge of the valve hole. On the recommendation of otherBOBs, i've been > threading a second dork nut onto my valve stems for the last few years, to > push the rubber outboard at an unpatchable spot. I'd bee wondering whether > the RH valve stems were threaded all the way down; sounds like they've > obviated the need with the rubber donut. > > For general knowledge, if anyone wanted to produce a similar effect > without the extra weight of a dork nut, the little rubber donuts used to > keep cables from rubbing against finish look like they'd work. > > Peter Adler > Berkeley, California > > On Monday, April 22, 2024 at 11:28:06 AM UTC-7 Ted Durant wrote: > > Anyone else who has received RH TPU tubes … mine have a little round piece > of plastic between the valve stem and the tube, like a cute little collar, > that seems to be for reinforcement, but it’s not actually attached to the > tube - it’s just floating there. If it was glued to the tube, it probably > would have prevented the leak. Anybody else looked at their tubes - is that > collar attached or flapping around? > > -- > You received this message because you are subscribed to a topic in the > Google Groups "RBW Owners Bunch" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/rbw-owners-bunch/Y5KV2I6s9fo/unsubscribe > . > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/rbw-owners-bunch/6c18cb7c-a469-4b0d-bcf9-a34425f49fe8n%40googlegroups.com > <https://groups.google.com/d/msgid/rbw-owners-bunch/6c18cb7c-a469-4b0d-bcf9-a34425f49fe8n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- Be the Reason Others Succeed! -- 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 on the web visit https://groups.google.com/d/msgid/rbw-owners-bunch/CAJ15MhkRhk_%3D6shmx-bAJM9bDgMsDS3yL9E8WZJaSz0kVkzwCg%40mail.gmail.com.
