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Bike seatpost.

Posted: Wed Aug 14, 2013 3:15 pm
by frederick flintstone
While there is great info on testing the aluminum and welding to avoid killing all of the heat treat; as an engineer, and as an avid biker, I think the reinforcement plates under the main plate are going to be way too big.
I think a woman rider is going to want the seat lower than the reinforcement will allow.

Re: Bike seatpost.

Posted: Wed Aug 14, 2013 9:15 pm
by TamJeff
Don't get me started with bicycle nerds. I had to repair this Cannondale bike where the derailleur snapped off because the part was piss thin to start with, so, I built it up a little figuring it could always be filed down at the user's discretion. Would you believe, after all of the figuring of the position of the derailleur that I had to figure out myself because he lost the broken off part, that he complained about the extra gram of weight I added? And then he tells me that there is a specific repair part for this issue because it happens frequently. I was in the same position as Jody with not wanting to weaken this ridiculously thin tube. Not to mention that there was a 10,000.00 project that I was currently working on to do this Tour de France wannabe a favor.

Image

I hope he gets a blowout in his spandex at the worst possible moment. :D

Re: Bike seatpost.

Posted: Tue Aug 27, 2013 10:00 am
by Mr. Moose
When I saw this video, I immediately thought "if the rider needs that much additional forward movement of the seat, the frame is way too big for her..."

Re: Bike seatpost.

Posted: Tue Aug 27, 2013 6:16 pm
by noddybrian
Yes - but come on - be honest here - your all way too concerned with the technical aspects of the job - it's some sort of race bike yea - so the owner is probably quite fit ! the guru is human & when she showed up would you say your too busy ! I'm not even going to mention saddle sniffing here - it's a family forum !

Re: Bike seatpost.

Posted: Wed Aug 28, 2013 4:44 pm
by frederick flintstone
I was right,it was way too high, he had to really lower the seat.
I'm all for Jodi helping out a freind.
little projects like that are fun.