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Messages - Natas

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: September 23, 2021, 01:47:50 AM »
Tahnks for the table very interesting !!

What is the currency of the price of your table ?

It's difficult to give you a precise price, because a lot of parts come from my previous build or second hand.

PartsPrice
Kit VB R 168599€
Wheelset AR465 Flyweight1247€
Tires CONTINENTAL GP 500090€
Brakes Juin Tech GT F220€
Brake Discs ASHIMA Ai240€
Saddle TUNE Speedneedle180€
Pedals Chinese SPEEDPLAY Titanium70€
Groupset mix of SRAM≃ 650€

Thus in this configuration, little bit more of 3000€

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 26, 2021, 09:18:20 AM »
My suspicion is that if you change the wheel enough that thing will loosen up without Loctite, since I get a lot of flats in my region and I use a smart trainer, I remove the rear wheel many times a week.
That's not my case, I never removed the rear wheel since I built the bike.
In my case, I think that the cause is just the vibrations on the road.

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 25, 2021, 02:43:08 PM »
Just bought this frame, should I do something before using it?
You should apply some loctite on the thead of the screw, surrounded in red on the previous picture.

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 25, 2021, 11:40:39 AM »
A quick return of experience after some rides, during the last one I lost one part of the bike who is holding the derailleur hanger  >:( >:(



I imagine there was not loctite on this scerw, so it is essential to put some on it to prevent this problem.



I've ask to Chris to send me this set of spare parts, I'm wating his reply.

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 16, 2021, 01:15:14 PM »
so i received my frame today
okay here's my review so far :
The color is bad ( its not even resembling even an inch from what i request ) i request laser blue metallic and come blue pastel  :'(
i'm disappointed , and going to paint it later after a few rides

except from the paint the frame is good
I have XS size
Frame with hanger come in 1101 gram (quite heavy paint around 100gr)

Here is my frame and will build it with other handlebar , i do find the bar is flexy and i don't like it
Should i sell it or keep it ?

My Build may weight around 7,4 - 7,7 Kg
For sure, this color is not close to laser blue metallic, I'm sorry for you :(
I am a little surprised at the weight announced in your spreadsheet, especially for the seatpost and the headset. Did you change something?
I am also interested to know which model of handlebar you will use.

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 16, 2021, 01:03:12 PM »
Do you have a link to the Chinese Ti Speed Play pedals you're using? Do you recomend them?
I bought these pedals https://fr.aliexpress.com/item/1005002304240956.html?spm=a2g0s.9042311.0.0.25176c37RuykzV
For the moment, I need to try them more and to lapp them, because currently it's really difficult to clip on

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 16, 2021, 02:35:39 AM »
Steerer tube question.  This is my first time working with carbon. 
Most of the carbon work on this looks pretty good for my untrained eye.
However, a few things caught my attention on the steerer. 
Any care to weigh in?

1) steerer is nice and smooth most of the way, but contains a nest of loose ends at the bottom.
Hard to capture without a scope, but is this normal?

2) There appears to be a void or delamination at the top of the tube (right by my thumb)
I mean, this will be cut, but is that an indicator of overall quality?

3) These weird irregularities near the fork.  Not gouges, but indents. Probably nothing.

4) looks like a bit of a hack job drilling the brake line hole.  Probably not an issue.  Just ugly

Yes, it's not the best finish compared to a branded one like Cannondale or Specialized, but that is common for this type of production. From what we can see on our pictures and from my experience there is no risk in use.

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 15, 2021, 08:57:48 AM »
Dream including pedals?
Can you put the table online
Thank you :)

Of course  ;) ;)


The futures evolutions will be to change:

I should win 250gr

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 14, 2021, 02:57:08 PM »
Another precision, I think the flex shown in the video was a combination of natural flex of HB011 handlebar and low compression on compression cone that probaly created a small play between the steerer tube and the bearing. Now with the shims added under the headset top cover, the amplitude of the flex is less.

The total weight of my build from my Excel spreadsheet is 6963gr, but I need to verify with scale.

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 14, 2021, 02:37:33 PM »
Hello was only a silent reader until now. I ordered 2 frames 168 from Curis are on the way. The video with the handlebars and that it is an experienced self-builder scared me. I already got an answer from Chris

I don't even know what that means exactly, I don't even see how it goes on

My handlebar is the new version HB011, with the two bolts.

Chris answered to me after my message with the video and picture, that is his response:
Quote
Hello

Thanks for the bar picture

Please rest assured the bar tested .The moving from video seems not locked tightly enough ,not bar flexibility


Chris

To be totally clear and honest, I decided to do cross-tests with different stems and handlebars (3T, rotor, ritchey, deda, chinese ...) and also to scrupulously reinstall the HB011 handlebars (with a few shims under the headset top cover and that make difference) . Of course, the HB011 isn't the stifer solution, but neither is it the worst that I have tried by far.
Finaly, I just finished the build an hour ago and did a quick ride of half an hour (15km and 320 D+).


Thus, this ride was short, but I can tell that:
  • I confirm the handlebar is not the stiffer one that I have tried, but honestly it's less worst than can be imagined with the video (I think this static test is not representative of the pressure aplly during the ride for my gabarit 67kg), it was not a big deal during the ride (of course that needs to be confirm with longer ride test
  • The Juin Tech GT-F brake are a good surprise, of course they need to be lapped, but the power and the feeling is good for me  ;D ;D
  • The wheelset Llightbicycle AR465 in Flyweight are very very good and responsive
  • I need to reajust the position of my saddle  ;) ;)
I hope these clarifications will help and reduce the doubt that I've maybe created to you and me :-\ :-\

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 14, 2021, 01:47:42 AM »
Your "flexed" handlebar issue is really strange, so there is no flex from the fork ? Only the handlebar ?

Thanks for the photo, this color looks so nice ! I am about to order the same frame soon and will probably ask for the same color, is it just blue chameleon or is there a more specific color ? Is it the same as this one : http://www.velobuildmall.com/products/vb-r-099-chameleon-blue-aero-road-carbon-bike-frame ? (it looks a bit different but that might be due to the lights).

Regarding the wheels, is it the lightbicycle AR465 model ? I guess you haven't tested them yet but if you have some feedback that would be nice :)
For me the flex is coming form the area of the stem.

Yes, the color is blue chameleon http://www.velobuildmall.com/products/vb-r-168-light-weight-carbon-road-bike-frameset-blue-chameleon

True, the wheelsets are the Llightbicycle AR465 in Flyweight version mounted with Carbon-Ti X-hubs and the spokes Sapim CX Sprint-Rear drive side/ CX Ray-Other sides



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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 14, 2021, 01:29:26 AM »
Clearly you know what you are doing. Since it's a new build, might as well as VB for a replacement under warranty. 

Also, sure 28g from the seatpost, but just think how much weight you are saved by not installing the drivetrain!

Yes, I've sent the video to Chris and I'm waiting his response to see what he proposes to solve that.
It's for this reason that I didn't route the cables and thus the drivetrain  ;) ;)

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 14, 2021, 01:24:26 AM »
My bad dude. Didn't mean to insinuate you didn't know what you're doing. Was just giving my observation.

I did,  however, go check my own bike, velobuild r099 , and actually I have a pretty similar amount if flex in the stem too. I guess it's been fine but for some peace of mind looks like I'm taking my own advice and getting the FSA  ACR headset and stem now
No worries Snacks, i understood  ;) ;). My goal was to explain my situation and my experience in bike building, just to say I'm not a noob  ;D ;D

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Road Bike Frames, Wheels & Components / Re: Velobuild VB-R-168 Frame
« on: August 14, 2021, 01:19:01 AM »
I wonder if its to do with the lack of head tube spacer, did you try it with spacers before you cut the steerer?

Which Juin tech brakes did you go for? I can't decide between the F1 or the GT's, not sure if 4 pistons are a bit overkill for a road bike or not.

Also what did you do to tune the seatpost?
I didn't try with the spacer, because it was not necessary for my position. But from my point view, the spacer will not change the stem flex.

It's the Juin Tech GT-F. I did this choice to be sure to have something able to brake hard and they are also lighter.


Original the seatpost is like that


So, I removed this parts


And I used instead the titanium screws, the aluminium yokes and carbon rocker from an old chinese MTB seatpost

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