I'm sorry, it was my bad memory! The R&R were 45.3 mm across the tread and I needed more clearance.
<a data-flickr-embed="true" href="https://www.flickr.com/photos/cyclemoss/7531767556/in/datetaken-public/" title="P1030186"><img src="https://live.staticflickr.com/7106/7531767556_5a9dd3834f_k.jpg" width="2048" height="1370" alt="P1030186"></a><script async src="//embedr.flickr.com/assets/client-code.js" charset="utf-8"></script> and I have a picture of their tight fit <a data-flickr-embed="true" href="https://www.flickr.com/photos/cyclemoss/7531752382/in/datetaken-public/" title="P1030193"><img src="https://live.staticflickr.com/8144/7531752382_6ec65a198e_k.jpg" width="2048" height="1370" alt="P1030193"></a><script async src="//embedr.flickr.com/assets/client-code.js" charset="utf-8"></script> Andrew "losing my marbles" - Berkeley On Thursday, December 17, 2020 at 8:08:14 PM UTC-8 Mark Roland wrote: > I was puzzled by the 38mm R&R too. Mine are 700 x 43 and I thought that > was the only size in 700C? > > On Wednesday, December 16, 2020 at 11:05:04 PM UTC-5 Corwin wrote: > >> Hi - >> >> I admit I have an older [coleman green] Quickbeam. My 38mm Schwalbe >> Dureme Supremes fit with room to spare. My Rene Herse 38mm Barlow Pass >> tires fit with OODLES of room to spare. I have seen numerous posts and >> articles ascribing usage of 44mm tires on Quickbeams. Perhaps your Rock'n >> Roads are a little wider (only advertised width I have seen is 43/44mm). Or >> maybe my calipers need to be recalibrated. >> >> Anyway, I will stick with my Quickbeam. >> >> Namaste, >> >> >> Corwin >> >> On Sunday, December 13, 2020 at 5:58:54 PM UTC-8 Berkeleyan wrote: >> >>> Okay, after reading the obscure details on the R1, I stand corrected. >>> Despite the shocking shortcoming of its very limited PBH range, it has one >>> great advantage over the QB of yore, and THAT is support for wider tires. I >>> tried running Bruce Gordon Rock 'n Roads (38mm) on my Orange QB, and they >>> just only barely fit. Currently I roll on 38mm Ocean Air Soma C-Lines, >>> which fit just fine without fenders. But if the R1 will go well into the >>> mid-40's, yes, that is an improvement. >>> >>> - Andrew, Berkeley >>> >> -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/rbw-owners-bunch/acf423cb-925f-4f07-87e3-21ce446a936en%40googlegroups.com.