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Search: Posts Made By: dabac
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09-20-20, 02:22 PM
Replies: 25
Views: 458
Posted By dabac

Thereís no set answer to that. It depends on...

Thereís no set answer to that.
It depends on your life conditions and attitude.
Me, I donít think I can justify collecting bikes, due to the storage space I have.
But Iím willing to take a...
09-20-20, 10:03 AM
Replies: 5
Views: 137
Posted By dabac

Shimano use different actuation ratios for their...

Shimano use different actuation ratios for their road vs MTB front derailers.
Donít know of any easy way to get it to match.
09-18-20, 08:40 AM
Replies: 3
Views: 109
Posted By dabac

So get a mid-motor version. Rear wheel remains as...

So get a mid-motor version. Rear wheel remains as itís ever been.
Although hub motor bikes get longer drivetrain life.
09-17-20, 01:33 PM
Replies: 20
Views: 493
Posted By dabac

Keep in mind that the forces add up. A wider tire...

Keep in mind that the forces add up. A wider tire will exert more force on the bead and rim than a thinner tire at the same pressure.
09-15-20, 12:19 AM
Replies: 13
Views: 1,536
Posted By dabac

Iím not really a fan of the SMWs, as the quality...

Iím not really a fan of the SMWs, as the quality seems a bit hit-and-miss. Iíve had to retire some early b/c the studs coming through on the inside, wearing holes in the tubes. Otherwise, they are...
09-15-20, 12:09 AM
Replies: 30
Views: 772
Posted By dabac

No. The cranks move because the bicycle is...

No.
The cranks move because the bicycle is moving. Ignoring descents, the energy that keeps the bicycle moving has come from you, pushing down on the pedals. The moment you let the pedals move your...
Forum: Commuting
09-14-20, 03:11 PM
Replies: 6
Views: 182
Posted By dabac

Keeping feet warm. Keeping hands warm while...

Keeping feet warm.
Keeping hands warm while riding was an issue until I discovered Bar Mitts/Pogies.
Keeping myself warm if a mechanical issue would force a stop.
Keeping hands warm if a...
09-14-20, 02:58 PM
Replies: 25
Views: 665
Posted By dabac

serrated side faces OUT, to better bite into the...

serrated side faces OUT, to better bite into the inside face of the dropout.
09-14-20, 02:12 PM
Replies: 16
Views: 296
Posted By dabac

Iím wary of screw extractors. Theyíre quite...

Iím wary of screw extractors. Theyíre quite brittle and if they snap before the screw comes out your trouble has immediately multiplied.
Iíve never snapped a Torx yet.
Case like this, Iíd be about...
09-14-20, 01:47 PM
Replies: 25
Views: 513
Posted By dabac

Got hit by a car once. Impact on rear wheel/rear...

Got hit by a car once. Impact on rear wheel/rear rack leg. Twisted the rear of the frame w/o visible damage to the frame. Resulted in a wheel with a sideways lean. Eventually I ground off a little on...
09-14-20, 12:56 PM
Replies: 21
Views: 528
Posted By dabac

You are aware that your tool - if it holds up -...

You are aware that your tool - if it holds up - will spin off all the sprockets and the coasting mechanism as one unit?
Advantages WRT cleaning mainly consists of not getting the wheel dirty.

On...
09-14-20, 12:25 PM
Replies: 30
Views: 606
Posted By dabac

Iíve got a length of flat bar with an 1/2Ē square...

Iíve got a length of flat bar with an 1/2Ē square hole cut at one end and a 3/8Ē hole at the other. I attach the bar to the torque wrench so that it protrudes horizontally, support the wrench on a...
09-14-20, 01:00 AM
Replies: 21
Views: 528
Posted By dabac

As I thought then - freewheel, not cassette. ...

As I thought then - freewheel, not cassette.
Uni-Glide also have the smallest sprocket holding the stack together, but doesnít have the dimpled ring outside the sleeve with the notches.
09-14-20, 12:47 AM
Replies: 21
Views: 528
Posted By dabac

Iím not sure thatís a cassette. It looks to me...

Iím not sure thatís a cassette.
It looks to me like youíve made yourself a freewheel puller. Freewheels tighten by pedalling action and can be on wickedly tight.
A very common method is to stick...
09-14-20, 12:19 AM
Replies: 29
Views: 510
Posted By dabac

They fit even better on traditionally shaped...

They fit even better on traditionally shaped 27Ē/630mm wheels.The level where the rim strip goes ends up at a very similar diameter as to where the tire mounts to a tubular rim.

Want to run high...
09-13-20, 01:29 PM
Replies: 4
Views: 164
Posted By dabac

Iíve used a Kenda tube sealant for setting up a...

Iíve used a Kenda tube sealant for setting up a Suomityres W240 ghetto tubeless. It has worked just fine once Iíd built up the inner diameter of the rim a bit.
09-13-20, 10:49 AM
Replies: 29
Views: 510
Posted By dabac

Why? I had the wheels. The rims werenít...

Why?
I had the wheels.
The rims werenít hooked.
I wanted to run higher pressure tires.
I had the tubulars.
I used up some of my time and some of my resources at something that didnít pose any...
09-13-20, 05:19 AM
Replies: 29
Views: 510
Posted By dabac

I've used tubulars on 27"(630mm) clincher rims....

I've used tubulars on 27"(630mm) clincher rims. It worked somewhat after lining the rim with double-sided sticky tape.
What made me stop that was that those rims were so deep that the wheels became...
09-10-20, 05:57 AM
Replies: 9
Views: 268
Posted By dabac

Yes. Shimano derailers are amazingly...

Yes.
Shimano derailers are amazingly interchangeable 6-9 speed.
09-02-20, 02:58 AM
Replies: 16
Views: 466
Posted By dabac

My favourites were long an older version of these...

My favourites were long an older version of these https://www.mcdavid.eu/product/volleyball-knee-pads/
Guaranteed wind proof and impervious to rain.
For less severe weather I use these...
09-02-20, 02:46 AM
Replies: 25
Views: 755
Posted By dabac

I too generally find Gore-Tex not ventilating...

I too generally find Gore-Tex not ventilating enough.
If it rainds hard enough, you eventually face the choice wet-from-outside and cold, or clammy from inside and warm(er).
GT will work for the...
09-02-20, 02:34 AM
Replies: 19
Views: 592
Posted By dabac

I'm not sure you've got the cause and effect...

I'm not sure you've got the cause and effect right here. The soda can shims don't change the shape of the damaged interface, only the dimensions. For all intents and purposes, they' re no more...
09-02-20, 02:03 AM
Replies: 7
Views: 242
Posted By dabac

Better V-brakes (and Cantis) don't pivot directly...

Better V-brakes (and Cantis) don't pivot directly against the brake boss. There's a bushing in the brake arm. The bushing is clamped firm to the boss, then the brake arm turn around the bushing....
09-02-20, 01:44 AM
Replies: 18
Views: 396
Posted By dabac

Buy a Vernier caliper. Doesn't have to be a fancy...

Buy a Vernier caliper. Doesn't have to be a fancy one. If you're gonna tinker with bikes "regularly" it'll soon come in handy again.
OTOH, finding an aftrmarket off-round seatpost may be...
08-23-20, 02:21 AM
Replies: 18
Views: 530
Posted By dabac

Functionally, valves can be too short. But Iím...

Functionally, valves can be too short. But Iím truly struggling to see how they could be too long. Perhaps on a disc wheel?
Aestethically, they CAN be too long.
In any group ride of more than 3...
08-23-20, 12:01 AM
Replies: 12
Views: 405
Posted By dabac

not significantly more than hitting the chainstay...

not significantly more than hitting the chainstay itself.
08-22-20, 11:59 PM
Replies: 12
Views: 405
Posted By dabac

Inside, together with mechanical caliper isnít a...

Inside, together with mechanical caliper isnít a great combination. The end of the cable casing will point up, making it prone to collect water and humidity. Can be a considerable nuisance if you...
08-22-20, 11:44 PM
Replies: 12
Views: 415
Posted By dabac

I think itís simply due to production tolerances...

I think itís simply due to production tolerances of tires and rims. Measuring a rim circumference accurately enough at home could be done w/o too much trouble, but measuring a tire bead accurately...
Forum: Road Cycling
08-22-20, 11:35 PM
Replies: 122
Views: 3,283
Posted By dabac

The biz is under the impression that all...

The biz is under the impression that all customers that matters wants to ride what the pro racers ride.
And of course, Ēnew=betterĒ is another widespread opinion.
So anyone having another set of...
Forum: Commuting
08-22-20, 11:15 PM
Replies: 29
Views: 1,441
Posted By dabac

WRT chain, a good front fender - and a good mud...

WRT chain, a good front fender - and a good mud flap - is more important than a rear. It should come down close to the ground. That keeps the rooster tail of road grime drawn up from the front wheel...
08-13-20, 03:55 AM
Replies: 28
Views: 801
Posted By dabac

Thereís no set answer to that. Ebikes come in...

Thereís no set answer to that. Ebikes come in several varieties, and gets ridden in different manners.
My ebike requires me to pedal for the motor to engage, and the motor cuts out at 25 kmh.
And...
08-12-20, 02:39 PM
Replies: 51
Views: 2,207
Posted By dabac

Depends on what the season brings. I donít...

Depends on what the season brings.
I donít intentionally seek out ice to ride on, as the guys who hit the frozen lakes do.
But ice, hardpack, whatever the roads along my commute offers - sure.
08-12-20, 02:00 PM
Replies: 51
Views: 2,207
Posted By dabac

I donít do Ēwinter cyclingĒ. I merely commute...

I donít do Ēwinter cyclingĒ.
I merely commute year round where winter is a season to be noticed.
08-11-20, 10:56 PM
Replies: 11
Views: 379
Posted By dabac

If you havenít been able to get any air in there,...

If you havenít been able to get any air in there, there wonít be any leak on depressing the nut.

Are you using the pump head right? Maybe youíre trying to connect it with the head in the ĒclosedĒ...
08-11-20, 10:48 PM
Replies: 6
Views: 304
Posted By dabac

Cranksets usually have the names on them. Exact...

Cranksets usually have the names on them. Exact number may be on the inside of the crank arm.
Cassettes may carry a small sticker, also on the inside. May not be visible with the cassette on the...
08-11-20, 10:39 PM
Replies: 33
Views: 1,272
Posted By dabac

Cautious is fine, particularly if using...

Cautious is fine, particularly if using industrial strength stuff.
Or using commercial stuff hours daily.
But as far as I can tell, the danger lies in getting it INTO you, not onto you.
So keep...
08-11-20, 02:32 AM
Replies: 33
Views: 1,272
Posted By dabac

Where did you hear that? Asked a biochemist...

Where did you hear that?

Asked a biochemist friend. Said sheíd never heard about it when used as a cleaner.
Oxalic acid - when consumed - can react with calcium ions in the blood and form calcium...
08-10-20, 02:47 PM
Replies: 28
Views: 801
Posted By dabac

Itís probably possible to calculate when one...

Itís probably possible to calculate when one spoke overlaps another at the hub. But there is no definite go/no go-number for spoke angle at the nipple. What works for one mileage may not work for...
08-06-20, 03:55 AM
Replies: 26
Views: 642
Posted By dabac

Yes, itís a round hole. But itís not a press...

Yes, itís a round hole.
But itís not a press fit.
One would have to have VERY good consistency in production to have tool less installation and removal and zero play fit.
And of course no wear....
08-03-20, 07:10 AM
Replies: 8
Views: 278
Posted By dabac

Not entirely sure what you mean by ĒafterwardsĒ....

Not entirely sure what you mean by ĒafterwardsĒ. Steerer tubes generally donít protrude through the locknut, so it has to be cut to size during installation.


Preferably you find one where the...
08-03-20, 03:17 AM
Replies: 10
Views: 296
Posted By dabac

Itís really not a functional problem. If you...

Itís really not a functional problem.
If you want to be able to install and remove the rotor w/o the use of pullers and presses, a bit of play in the fit is near enough unavoidable. Itíd take a lot...
08-02-20, 05:51 AM
Replies: 17
Views: 1,052
Posted By dabac

You say Ēair will not fill in the tiresĒ. This...

You say Ēair will not fill in the tiresĒ.
This suggests to me that you might not be operating the valves right.
The average puncture may well keep air from staying in the tires, but does not...
08-02-20, 05:24 AM
Replies: 8
Views: 278
Posted By dabac

There must be dozens of threads about replacing...

There must be dozens of threads about replacing sus forks with rigid forks.
You have:
Steerer tube diameter
Steerer tube length
Axle-to-crown on old vs new fork
Type of dropouts
Fork rake or...
08-02-20, 05:09 AM
Replies: 24
Views: 751
Posted By dabac

Re: front and rear calipers - my experience...

Re: front and rear calipers - my experience suggests that this, most often, refers to the length of the mounting bolt.
For people wanting to put modern brakes on old bikes, there are after-market...
08-01-20, 01:28 PM
Replies: 5
Views: 245
Posted By dabac

If the spokes are exiting the nipple at an...

If the spokes are exiting the nipple at an obvious angle, there is a risk that theyíll start breaking there from fatigue.
07-31-20, 03:01 AM
Replies: 10
Views: 362
Posted By dabac

A 36-spoke front wheel has an easy life. No need...

A 36-spoke front wheel has an easy life. No need to fix anything. Service the hub, true if nipples can be made to turn.
07-31-20, 02:53 AM
Replies: 5
Views: 583
Posted By dabac

Is that straight opposite the valve? If it is,...

Is that straight opposite the valve?
If it is, odds are youíre looking at the seam, not a crack.
Just about all rims start life as a straight piece thatís rolled into a hoop and joined together....
07-30-20, 01:41 PM
Replies: 6
Views: 299
Posted By dabac

Well, it might be junk NOW. Otherwise itís a...

Well, it might be junk NOW.
Otherwise itís a Ridgeback:https://www.ridgeback.co.uk/
While no De Rosa or Surly, it seems to have started life as a decent enough bike.


... except that thereís...
07-30-20, 10:49 AM
Replies: 1
Views: 249
Posted By dabac

ĒOperation successful, patient diedĒ...

Hi guys,
Thought Iíd share something that turned out to be an unexpected waste of time with you.
While prepping a flip bike I decided to take the worn and boring decals off - and was left with...
07-30-20, 10:32 AM
Replies: 6
Views: 299
Posted By dabac

Odd chainstay damage

Hi all,
I brought out what was intended to be the next flip bike, and discovered a strange chainstay damage:...
Showing results 1 to 50 of 1000
 


 
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