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• #552
Where you going to be riding that bike?
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• #553
To be clear, I won't be riding with the camera like that. Camera in top-tube bag and pop it out when I want to get a photo was the idea. Saves bringing a tripod. Check previous pages for ough's original post. Will be going on a mini-tour this weekend so I'll try it out then.
Edit: although 1080p telephoto action cam would be hilarious/vomit-inducing
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• #554
Process pics plz!
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• #555
oh, look at that! cool, thanks for sharing
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• #556
We did this in the lab at Uni with proper ventilation. It involves NaOH for de anodizing, HN3 for getting rid of the alloying materials left on the surface from deanodizing (pic 2) and then H2SO4 for the anodizing bath.
We tried a couple of different colouring methods. And the seat post was done proper anodizing colouring, which definitely shows!
Timing is quite important so that you don't remove too much material because the NaOH will just eat away at your aluminium until it's gone.
And get a proper current supply. It takes quite a bit of amperage and this one just shut off if you get a short instead of electrocuting you, which is nice.
I also found this video
quite informative in regards to the process, not the science.
Last picture (in the pot) is sealing the anodized and coloured parts in 97 degree C demineralized water.
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• #557
This should be a handy guide for home anodizing (the one he mentions in the video). I haven't read it so proceed at own risk.
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• #558
Not as impressive as most of the examples on this thread but I was pleased how well the classic beer can shim works
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• #559
Added a presta valve for easier inflation. If this wasn't going to kill me before, it definitely will now.
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• #560
What is that?
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• #561
Tubeless tyre seater.
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• #562
Sock saver.
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• #563
[facepalm]
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• #564
can shim can win the tour.
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• #565
Greg LeMond must have bought cheap Chinese made components from Amazon as well then!
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• #566
It was cheap French components back then.
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• #567
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• #568
Attaching a valve to a drinks bottle and inflating it beyond failure point won't kill you, it'll just make your ears very sore. The people in the shop on either side of the workshop might also pop in to check that you're ok.
Or err...so I've heard.
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• #570
I just bought the cheap tubeless canister track pump on Wiggle. Doesn't feel lovely to use like a nice tool does, because it's all plasticky, but it does the job well. I had a bodged version like yours but it scared me.
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• #571
Still more expensive than an airshot (or Schwalbe booster) tho
But good price point for a whole pump, for sure
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• #572
can shim can win
Someone should make a sticker of this..
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• #574
Tbf trimmed 1cm
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• #575
For reference - 2 litre PET bottles explode at about 110psi when the valve is in the cap. As the others said, it’s LOUD when it goes!
Quick post - GoPro mount and ¼" adapter works perfectly - all credit to @ough for the genius idea
Will update with links etc. if anyone's interested
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