Great feedback. I already set my fenders with slightly more clearance on the exit end for precisely the same reason Gernot explains. I guess the rest will always be left to chance...
On Tue, Mar 19, 2013 at 2:57 AM, Earl Grey <earlg...@gmail.com> wrote: > The most important part of fender set up for avoiding jamming is to make > the clearance tightest at the rear end of the fender, and gradually let it > get more generous towards the front, so that if something gets sucked up in > there, it has a good chance of getting spit out again, too. In addition, I > think more clearance is better for avoiding jamming things, since a larger > item is significantly less likely to get picked up by the tire and lifted > all the way under the fender. > > And in case you think this never happens: My friend Paul's Sam with SKS > fenders and Marathon Extremes (relatively knobby) got a stick stuck in his > fender on his first ride on a dirt road and pretzeled his fender. bent it > back into shape and it is still useable, but it can happen. > > Gernot > Thailand > > > On Tuesday, March 19, 2013 5:01:44 AM UTC+7, René wrote: > >> Thanks for the feedback. >> >> I have no problem fitting 60mm Berthoud fenders on my Hunqapillar to use >> with 50mm Marathon Dureme or equivalent tires. In fact, I have so much >> clearance, that my question really intended to ask how much is needed to >> really minimize the risk of a rock, piece of gravel or stick to get stuck >> when riding off-road, and if having too much clearance between the tire and >> the metal fender just meant that larger and potentially larger rocks could >> get stuck. >> >> I've already fitted both fenders to what I decided was optimal for both >> looks and clearance, and will post photos when the build is complete, >> unless someone wants to see something faster than that. I'm taking my sweet >> time to both enjoy it to the max as well as to ensure I make no mistakes. >> >> I'm also debating whether to go with my original plan to have the >> 24/40/Guard Sugino crankset which is forcing me to go with a wider BB, >> going down to 24/38/Guard to increase the clearance between the 38 and the >> chainstay or just go back the the 24/36/46 triple I had, maybe even going >> 24/36/Guard as I never seem to use the 46...suggestions welcome! >> >> René >> >> >> On Mon, Mar 18, 2013 at 11:37 AM, Shoji Takahashi >> <shoji.t...@gmail.com>wrote: >> >>> Lovelybike has info on a Surly Cross Check with Fat Franks and VO >>> Zeppelins. (Lots of pics.) >>> http://lovelybike.blogspot.**com/2011/06/surly-cross-check-** >>> review-colourful.html<http://lovelybike.blogspot.com/2011/06/surly-cross-check-review-colourful.html> >>> >>> She mentions: "On the downside, the clearances between the tires and >>> fenders are so tight, that the set-up is not really practical for serious >>> off-road cycling: stuff can get caught in there and cause problems. But for >>> fire trails and gravel paths it is fine..." >>> >>> I don't think I would do this with knobbies. >>> >>> Good luck-- looking forward to the pics of the build. >>> Shoji >>> >>> >>> >>> On Monday, March 18, 2013 2:09:53 PM UTC-4, AaronY wrote: >>>> >>>> Bob, >>>> >>>> What size were the hammered fenders? The largest size I can find on >>>> the VO site is a 47 which could be the reason that a 47 tire would have >>>> difficulty fitting with sufficient clearance. If you really want metal >>>> fenders they have the Zeppelin style in 52, but that might even be a tight >>>> fit for Rene's 50 mm Duremes. Here's a link to their fender page. I >>>> >>>> http://store.velo-orange.com/**i**ndex.php/accessories/fenders.**h** >>>> tml?p=1<http://store.velo-orange.com/index.php/accessories/fenders.html?p=1> >>>> >>>> In the past my metal fenders have all been from VO and I've been happy >>>> with them. >>>> >>>> Aaron Young >>>> Vancouver, WA >>>> >>>> On Sunday, March 17, 2013, Robert Barr wrote: >>>> >>>>> Rene, >>>>> >>>>> I struggled with the fenders on my Hunqapillar. My thoughtful wife >>>>> bought me some hammered VOs as a gift because I had mentioned that I >>>>> thought they would look great on the Hunq. And they would have - but with >>>>> 47-622 Marathons there wasn't a mm to spare. My normal commute takes me >>>>> down a gravel trail with stones and sticks. I fret the sticks more than >>>>> the >>>>> stones. After several attempts to fit the VOs (two sizes and lots of >>>>> thinking..). I had to go back to my tried and true SKS. They worked best >>>>> for me and where I ride. Good luck... >>>>> >>>>> Bob >>>>> >>>>> >>>> -- >>> 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-bun...@**googlegroups.com. >>> To post to this group, send email to rbw-owne...@googlegroups.**com. >>> >>> Visit this group at http://groups.google.com/** >>> group/rbw-owners-bunch?hl=en-**US<http://groups.google.com/group/rbw-owners-bunch?hl=en-US> >>> . >>> For more options, visit >>> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> >>> . >>> >>> >>> >> >> -- > 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 > http://groups.google.com/group/rbw-owners-bunch?hl=en-US. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. 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