pro gear thread

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Aug 4, 2011
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IMO I would say this is definitely the way to go for electronic . No big battery's no wires all over the place and
so easy to set up. It has been used in pro races for over a year by sponsored athletes and it has worked very well and no issues with wet conditions whatsoever. Seems like the 5 years of pre production has paid off.

I still prefer mechanical but this would be my choice for going electric because of its simplicity.
If anyone wants to buy me one I would be happy to have a go at tuning /getting the weight down. I reckon I could lose at least 50 grms of its weight maybe more, who's rich and crazy :D

https://www.youtube.com/watch?v=_PSYcHrWGww
 
Aug 4, 2011
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Bustedknuckle said:

I have no idea .
I'm not really up to speed on cross. Are any of the riders using electronic ?


Red has been testing for ages. Maybe this time they have got it right and no recalls etc.
http://www.cyclingnews.com/news/pozzovivo-wins-at-the-giro-del-trentino-using-electronic-sram-gears/
 
Aug 4, 2011
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campy crank
CampyEngraving-sm.jpg


to good to ride
 
ray j willings said:
Bustedknuckle said:

I have no idea .
I'm not really up to speed on cross. Are any of the riders using electronic ?


Red has been testing for ages. Maybe this time they have got it right and no recalls etc.
http://www.cyclingnews.com/news/pozzovivo-wins-at-the-giro-del-trentino-using-electronic-sram-gears/

Just about every pro cross rider sponsored by shimano and using discs are using Di2 mated to wet discs.

http://velonews.competitor.com/2016/01/news/gallery-2016-uci-cyclocross-world-cup-hoogerheide_393853

Picture 4 6 and 8 as examples.
 
Aug 4, 2011
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Bustedknuckle said:
ray j willings said:
Bustedknuckle said:

I have no idea .
I'm not really up to speed on cross. Are any of the riders using electronic ?


Red has been testing for ages. Maybe this time they have got it right and no recalls etc.
http://www.cyclingnews.com/news/pozzovivo-wins-at-the-giro-del-trentino-using-electronic-sram-gears/

Just about every pro cross rider sponsored by shimano and using discs are using Di2 mated to wet discs.

http://velonews.competitor.com/2016/01/news/gallery-2016-uci-cyclocross-world-cup-hoogerheide_393853

Picture 4 6 and 8 as examples.

Be interesting to see if the red gets used. I know the Etap only works with the standard road set up it does not works with the single ring style. Do they use Campy in cross?
I quite like cross when I have seen it , there's always the latest races on you tube . Looks knackering though in that mud . I have to salute those riders .
 
Aug 4, 2011
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King Boonen said:
ray j willings said:
I know the Etap only works with the standard road set up it does not works with the single ring style.

Really? Seems very strange. Surely you just don't pair a front shifter? Or do you mean cage length?

I mean it does not work with Wi Fli set up or their single crank set up i.e. a small outer crank.
Check the video review I posted it explains it better than me.
 
Aug 4, 2011
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Re:

Benotti69 said:
Steve Tilford's rotor crank snapped at the pedal.......

Check his blog with pics

http://stevetilford.com/2016/01/26/left-leg-only/#comments

That's bonkers . Lucky to come out not badly injured. Rotor should make amends big time.

Did you read this from the comments below :eek: I mean how can you with mass production parts be sure they are OK. I mean if Campy get it wrong then all the others can as well. I would imagine its impossible to test every part for stress fatigue. I'm getting worried about my cannondale SiSl cranks on my Guru they have had a few incidents of cracking apparently, see photo below

Sorry to digress but as someone else mentioned and as you Steve likely recall, the early 80’s Campy Record and SR crankarms were known to fail due to the channel milled lengthwise on the outer surface. In Columbus OH we had a racing club known as FBCI and a young and upcoming racer named Chris Corrado , maybe 20 or so, (if memory is correct) was training in Florida and had his Campy crankarm fail and DIED as a result. Been shocked/burned into my memory ever since and that was thirty years ago and I really did not know Chris


J7X01f3.jpg
 
Re:

Benotti69 said:
Steve Tilford's rotor crank snapped at the pedal.......

Check his blog with pics

http://stevetilford.com/2016/01/26/left-leg-only/#comments

Wow. Nasty. As a commenter on his blog says, the design seems flawed with the lightening holes extending too far and coming past the pedal mounting point.

Rotor cranks aren't forged. They are CNC machined according to their website. This is nowhere near as good a method for making cranks (or other alloy bike bits) as the forging that Shimano use. The only benefit is that there are much lower fixed costs (no need for expensive dies and presses) to amortise over the smaller volumes. They just need the computer design and a relatively inexpensive mill. They may even sub-contract the actual milling.
 
King Boonen said:
ray j willings said:
I know the Etap only works with the standard road set up it does not works with the single ring style.

Really? Seems very strange. Surely you just don't pair a front shifter? Or do you mean cage length?

Well, you need both levers to move the rear der around..so you could do iby, telling the 'system' there is a front der, then not having it there(?) but still need 2 levers. BUT who knows the battery type in the levers? Is it small watch batteries or like the things in the ders?

I know the 'dock' to charge only holds 2 batteries. Looked it up, throw away CR2032 batteries in the levers..

It's dum, IMHO..like having one lever in you car for RH turn signal, another lever for other turn signal.
 
ray j willings said:
King Boonen said:
ray j willings said:
I know the Etap only works with the standard road set up it does not works with the single ring style.

Really? Seems very strange. Surely you just don't pair a front shifter? Or do you mean cage length?

I mean it does not work with Wi Fli set up or their single crank set up i.e. a small outer crank.
Check the video review I posted it explains it better than me.

The fitting video? Because that doesn't say that. It just says all the components have to be paired at the same time or they may not work together. So I don't see why you can't just pair the shifters with a rear derailleur as you don't care if the front works or not. Maybe you can't but that wasn't explicit.
 
Bustedknuckle said:
King Boonen said:
ray j willings said:
I know the Etap only works with the standard road set up it does not works with the single ring style.

Really? Seems very strange. Surely you just don't pair a front shifter? Or do you mean cage length?

Well, you need both levers to move the rear der around..so you could do iby, telling the 'system' there is a front der, then not having it there(?) but still need 2 levers. BUT who knows the battery type in the levers? Is it small watch batteries or like the things in the ders?

I know the 'dock' to charge only holds 2 batteries. Looked it up, throw away CR2032 batteries in the levers..

It's dum, IMHO..like having one lever in you car for RH turn signal, another lever for other turn signal.

Yeah, I don't see why you can't just pair the shifters with the RD. Maybe you can't but the set up video doesn't explicitly state that.

Lever batteries last a year+ apparently, but the derailleur batteries can last up to a month I heard. That's not a lot.
 
Aug 4, 2011
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I agree with you unless they have to be all connected in some way but I don't see why. Just don't put the front mech on .

A really clever feature is there are no on/off buttons. Sensitive accelerometers monitor movement, automatically waking up and shutting off the power. It’s also a big part of the extended battery life, which Sram claims is around 1000km of riding, impressive for something so small and light. Gears adjustments are simple, done with the function buttons on the rear of the shift paddle, which also means you can make tweaks on the fly.
Each derailleur has it’s own battery. These are small, neat and easy to remove for charging (Micro USB charger takes just 45 mins). Crucially this means you don’t need your bike to be near a power source. The batteries are also interchangeable so if your rear mech runs low on a ride you can switch it with the front mech battery. SRAM spent a lot of time perfecting the battery attachment system - the heavy duty clip is designed to keep dust and water out, while also keeping the battery incredibly secure. The shifters are powered by coin cell (CR2032) batteries that have a lifespan, based on 15 hours per week riding, of two years