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Oschner frame

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Old 10-14-05 | 10:25 AM
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Oschner frame

I am considering buying an Oschner frame. It has Aelle tubing and is a pretty good if not great frame. I was wondering if anyone had any experience with these frames. I saw another post that said that it takes an Italian Bottom Bracket, but I was wondering if anything else on it was odd-sized. I want to put it together and ride it. I want to make sure that I won't be spending too much time looking for odd-sized parts. I guess the only other concerns would be the seat post and headset.
If anyone knows about these bikes I'd appreciate your knowledge.
Thanks.
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Old 10-14-05 | 04:52 PM
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Bikes: Crap. The box is not big enough...

italian isn't really odd sized, just one of the major systems in use in recent history. The threads on the fork will be Italian as well, 25.4mm instead of 1". That's not a lot of difference and in fact an English headset can be used, although the fit will be kind of grade-b. The other things you need to worry about are rear OLD spacing at the dropouts and seatpost size, and whether the frame was designed for recessed (allen) brakes or nutted brakes. Aelle is okay, not as sprightly as the more expensive grades of tubing. I'd think about $100 is tops for this grade of frame and fork, but I know that depends on where you live as much as anything...
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Old 10-25-05 | 07:35 PM
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Thanks for the help. The rear spacing is usually not to hard to manage as long as it is not dramatic right? And how do I know if it takes recessed allen or nut brakes? Are they both readily available at a good parts store?
thanks again
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Old 10-26-05 | 11:41 AM
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Bikes: Crap. The box is not big enough...

Originally Posted by Duggernaut
Thanks for the help. The rear spacing is usually not to hard to manage as long as it is not dramatic right? And how do I know if it takes recessed allen or nut brakes? Are they both readily available at a good parts store?
thanks again
Personally, I almost never cold set a frame to the new dimension (unless you are going from 120 to 130 mm). A 126 can be squished down to 120 with the quick release skewer, and a 126 can be sprung a little to allow a 130 to fit without alignment difficulties (we're talking about 1/5 of an inch either way). But cold set if you must, Sheldon Brown has instructions for the home mechanic in his pages...

I think...most if not all modern bike brakes take recessed allen nuts...the nutted brakes have a longer brake shaft. Older (like pre-mid-80's) bikes are almost exclusively nutted, unless modified by a previous owner (the higher-end the bike, the earlier in history the recessed allen nuts were adopted). Adapting an older bike is pretty easy, you need to drill the back side of the fork and the inside of the brake bridge to allow the allen nut to recess - if the rear brake bridge is a simple tube this method is not advised for safety reasons...Conversely, if the thing takes recessed allen nuts and you have external nutted brakes, Rivendell or others sells a little sleeve that you can insert into the wider part of the fork/bridge, to allow the use of external nuts.
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Old 10-26-05 | 11:41 AM
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juneeaa memba!
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From: boogled up in...Idaho!

Bikes: Crap. The box is not big enough...

Originally Posted by Duggernaut
Thanks for the help. The rear spacing is usually not to hard to manage as long as it is not dramatic right? And how do I know if it takes recessed allen or nut brakes? Are they both readily available at a good parts store?
thanks again
Personally, I almost never cold set a frame to the new dimension (unless you are going from 120 to 130 mm). A 126 can be squished down to 120 with the quick release skewer, and a 126 can be sprung a little to allow a 130 to fit without alignment difficulties (we're talking about 1/5 of an inch either way). But cold set if you must, Sheldon Brown has instructions for the home mechanic in his pages...

I think...most if not all modern bike brakes take recessed allen nuts...the nutted brakes have a longer brake shaft. Older (like pre-mid-80's) bikes are almost exclusively nutted, unless modified by a previous owner (the higher-end the bike, the earlier in history the recessed allen nuts were adopted). Adapting an older bike is pretty easy, you need to drill the back side of the fork and the inside of the brake bridge to allow the allen nut to recess - if the rear brake bridge is a simple tube this method is not advised for safety reasons...Conversely, if the thing takes recessed allen nuts and you have external nutted brakes, Rivendell or others sells a little sleeve that you can insert into the wider part of the fork/bridge, to allow the use of external nuts.
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