With the undersized Syncros sp on my gofast, I just slathered blue Loctite onto the post, grease be damned, and had no further problems.
On Tue, Jan 5, 2016 at 8:39 PM, cyclotourist <cyclotour...@gmail.com> wrote: > I'll have to check into that if necessary... wonder if my LBS would have > it. I know the community shop doesn't... hmmm, maybe they need to invest in > one!!! > > But green Loctite sounds like a good option in the mean time. I can look > and see a pretty good gap in the expansion cut... ain't nothing snug there! > > On Tue, Jan 5, 2016 at 3:03 PM, Bill Lindsay <tapebu...@gmail.com> wrote: > >> At the bike shop, we'd use a Stein knurler if a the crown race on the >> fork was a tiny bit small for the given crown race. It also can work for >> seatposts. The tool put dozens of little grooves into the surface of the >> thing, which causes little ridges to rise up on either side of each >> groove. Now your thing is effectively a slightly larger diameter, and so >> it's easier to get a tighter press fit, or easier to get grip with a clamp. >> >> >> My favorite old-timer mechanic was named Chuck. Chuck would refer to the >> Stein Knurling Tool as "Metal-Grow". Usage: "This fork crown race is too >> loose. Better put some Metal-Grow on it!" >> >> >> >> On Tuesday, January 5, 2016 at 2:15:23 PM UTC-8, cyclot...@gmail.com >> wrote: >>> >>> Thanks for the idea, Mark. None of my Rivs, but my Gunnar has a >>> slightly oversiz seat tube. It's not the post, as I've tried multiple >>> ones, and all slip. I've tried carbon paste, and that doesn't grip >>> enough. Have been tempted to go to a 27.4 post, which I think would >>> fit (it's that far off). But will try the Loctite first, as that'll be >>> a bit cheaper!!! >>> >>> On Tue, Jan 5, 2016 at 12:44 PM, Mark Reimer <markn...@gmail.com> >>> wrote: >>> > I've read many times on this forum that some Riv owners find their >>> seat >>> > posts to slip down. I'm the same. My Atlantis still has the stock >>> Kalloy >>> > seatpost, which has been slipping since I got the bike. On road or >>> smoother >>> > trail rides, it might not slip every ride, but every few rides it'd >>> drop a >>> > millimeter or two. Riding single track and bumpy roads would drop it a >>> good >>> > centimeter at times. I was frustrated. >>> > >>> > But now I've solved it! >>> > >>> > I started by removing the post and cleaning ALL the grease off the >>> post and >>> > the inside of the seat tube. With the whole thing clean as a whistle, >>> I >>> > applied grease ONLY to the inside of the seat-tube, and ONLY below the >>> lug. >>> > Basically i'm trying to keep the clamping mechanism grease-free. I >>> didn't >>> > put any grease on the post at all, as it would get lubed up when I >>> installed >>> > it as it slid past the seat-tube grease. >>> > >>> > Now the secret - I applied blue loctite ONLY to the section of the >>> post that >>> > would be inside the lug/clamp, which is about an inch of the post. If >>> you're >>> > not sure where to place it, you can put a strip of tape around the >>> post >>> > right where it exits your frame. I usually do that anyway so when I >>> remove >>> > the post for whatever reason, I know exactly how deep to install it >>> next >>> > time. >>> > >>> > The purpose of grease is to prevent direct aluminum/steel contact >>> resulting >>> > in galling. Loctite does the same thing - it provides a barrier >>> between the >>> > two, while also providing a bit of a sticky surface rather than >>> slippery. >>> > Don't worry, it won't cause your seatpost to get stuck in there >>> forever. >>> > It's designed to prevent exactly that. I've been doing this for about >>> the >>> > last month and my post hasn't dropped once, even after a heavy saddle >>> bag >>> > was strapped below it and I rode rough trails. I loosened the clamp to >>> > verify it was free and it spun easy. Problem solved! >>> > >>> > Hope this helps others >>> > >>> > -- >>> > 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 https://groups.google.com/group/rbw-owners-bunch. >>> > For more options, visit https://groups.google.com/d/optout. >>> >>> >>> >>> -- >>> Cheers, >>> David >>> >>> Member, Supreme Council of Cyberspace >>> >>> "it isn't a contest. Just enjoy the ride." - Seth Vidal >>> >> -- >> 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. >> > > > > -- > Cheers, > David > > Member, Supreme Council of Cyberspace > > "it isn't a contest. Just enjoy the ride." - Seth Vidal > > > > -- > 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. > -- Resumes, LinkedIn profiles, bios, and letters that get interviews. By-the-hour resume and LinkedIn coaching. Other professional writing services. http://www.resumespecialties.com/ www.linkedin.com/in/patrickmooreresumespec/ Patrick Moore Alburquerque, Nouvelle Mexique, Vereinigte Staaten ************************************************************************** ************** *The point which is the pivot of the norm is the motionless center of a circumference on which all conditions, distinctions, and individualities revolve. *Chuang Tzu *Stat crux dum volvitur orbis.* *(The cross stands motionless while the world revolves.) *Carthusian motto *It is *we *who change; *He* remains the same.* Eckhart *Kinei hos eromenon.* (*It moves [all things] as the beloved.) *Aristotle -- 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.
