Is his stem extended beyond the minimum insertion mark? It may not be tight against the steerer tube ID.
>________________________________ >From: MichaelH <mhech...@gmail.com> >To: RBW Owners Bunch <rbw-owners-bunch@googlegroups.com> >Sent: Friday, May 6, 2011 5:58 AM >Subject: Re: [RBW] Stem Strength > > > >My son, who is 39 years old and a very muscular 170 lbs claims that >he experiences stem flex while climbing with a traditional quill >stem. I am always disinclined to challenge people's subjective >experience but I have never experienced this and suspect it is in his >imagination. > >Has anyone here felt their stem flex and has anyone ever broken a >stem? > > -- 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-bunch@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.