Re: [RBW] Surprising Failure Today

2015-01-24 Thread Jason Hartman
I just looked it up. Shimano has a two year warranty on Tiagra. It could be worth looking into. Jay Hartman On Sunday, January 18, 2015, John lindbergj...@hotmail.com wrote: Towards the end of my ride today, I heard a loud crunch and my Ram lurched to a stop. Didn't take long to figure out

Re: [RBW] Surprising Failure Today

2015-01-22 Thread Ron Mc
Jim, the Microshift derailleurs are also rebranded and sold as the new SunTour (Sun XCD) On Thursday, January 22, 2015 at 12:21:11 PM UTC-6, Jim Bronson wrote: I was thinking about this some more and what it says to me is that we should support competition. Shimano thinks we're a captive

Re: [RBW] Surprising Failure Today

2015-01-22 Thread Jim Bronson
Yes I know, but they seem to mark the derailers up quite a bit when SunXCD gets printed on them rather than Microshift, just saying. On Thu, Jan 22, 2015 at 12:48 PM, Ron Mc bulldog...@gmail.com wrote: Jim, the Microshift derailleurs are also rebranded and sold as the new SunTour (Sun XCD) On

Re: [RBW] Surprising Failure Today

2015-01-22 Thread Jim Bronson
I was thinking about this some more and what it says to me is that we should support competition. Shimano thinks we're a captive audience, while they meanwhile outsource lower end parts production to poorer SE Asian economies and additionally with less money spent on RD. Only the high zoot stuff

Re: [RBW] Surprising Failure Today

2015-01-21 Thread Ron Mc
that's reverse bending fatigue - it started at that sharp corner at the outside of the two mirrored fracture halves - not a good design what looks porous is actually where the metal was stretching and absorbing as much energy as possible - the flat stuff is the progressive fracture On Tuesday,

[RBW] Surprising Failure Today

2015-01-20 Thread John
Towards the end of my ride today, I heard a loud crunch and my Ram lurched to a stop. Didn't take long to figure out the cause. My Shimano Tiagra RD had separated into two pieces. The larger chunk with cable attached wrapped around the right chainstay and lodged in my spokes. The other

Re: [RBW] Surprising Failure Today

2015-01-20 Thread Jim Bronson
Porous metallurgy? That looks pretty bad. On Jan 20, 2015 8:03 PM, John lindbergj...@hotmail.com wrote: Towards the end of my ride today, I heard a loud crunch and my Ram lurched to a stop. Didn't take long to figure out the cause. My Shimano Tiagra RD had separated into two pieces. The

Re: [RBW] Surprising Failure Today

2015-01-20 Thread James Warren
Glad no damage to you. I haven't used Tiagra, but Sora triple front derailleurs I've had have also just broken. Same failure more than once, the metal arm that holds the spring just snapped. (I obviously don't save money by baying Sora anymore.) I like Shimano a lot, especially LX, but the