Bike Forums - Search Results

Go Back  Bike Forums > Search Forums
Reload this Page >

Search Results

Notices
 
Search: Posts Made By: dabac
Showing results 1 to 50 of 1000
Search took 2.27 seconds.
08-12-20, 02:39 PM
Replies: 9
Views: 141
Posted By dabac

Depends on what the season brings. I don’t...

Depends on what the season brings.
I don’t 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: 9
Views: 141
Posted By dabac

I don’t do ”winter cycling”. I merely commute...

I don’t do ”winter cycling”.
I merely commute year round where winter is a season to be noticed.
08-11-20, 10:56 PM
Replies: 9
Views: 241
Posted By dabac

If you haven’t been able to get any air in there,...

If you haven’t been able to get any air in there, there won’t be any leak on depressing the nut.

Are you using the pump head right? Maybe you’re trying to connect it with the head in the ”closed”...
08-11-20, 10:48 PM
Replies: 1
Views: 91
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: 996
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: 996
Posted By dabac

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

Where did you hear that?

Asked a biochemist friend. Said she’d 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: 24
Views: 499
Posted By dabac

It’s probably possible to calculate when one...

It’s 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: 520
Posted By dabac

Yes, it’s a round hole. But it’s not a press...

Yes, it’s a round hole.
But it’s 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: 219
Posted By dabac

Not entirely sure what you mean by ”afterwards”....

Not entirely sure what you mean by ”afterwards”. Steerer tubes generally don’t 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: 235
Posted By dabac

It’s really not a functional problem. If you...

It’s 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. It’d take a lot...
08-02-20, 05:51 AM
Replies: 15
Views: 758
Posted By dabac

You say ”air will not fill in the tires”. This...

You say ”air will not fill in the tires”.
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: 219
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: 595
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: 203
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 they’ll start breaking there from fatigue.
07-31-20, 03:01 AM
Replies: 10
Views: 302
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: 423
Posted By dabac

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

Is that straight opposite the valve?
If it is, odds are you’re looking at the seam, not a crack.
Just about all rims start life as a straight piece that’s rolled into a hoop and joined together....
07-30-20, 01:41 PM
Replies: 6
Views: 250
Posted By dabac

Well, it might be junk NOW. Otherwise it’s a...

Well, it might be junk NOW.
Otherwise it’s 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 there’s...
07-30-20, 10:49 AM
Replies: 1
Views: 238
Posted By dabac

”Operation successful, patient died”...

Hi guys,
Thought I’d 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: 250
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:...
07-30-20, 10:23 AM
Replies: 18
Views: 383
Posted By dabac

Bicycle front and rear gears work indepently of...

Bicycle front and rear gears work indepently of each other.
So if you can’t follow advice aimed at bikes with 2-3 chainrings on account of your bike only having one, then you simply ignore the part...
07-30-20, 10:05 AM
Replies: 10
Views: 277
Posted By dabac

good catch. ...although that usually only lead...

good catch.
...although that usually only lead to noise. And some embarrassment for whoever installed the chain when it’s discovered.
chain suck as in pic 1 I’ve only associated with (lots of)...
07-28-20, 12:31 PM
Replies: 6
Views: 237
Posted By dabac

I believe you mean the barrel adjuster. Rim...

I believe you mean the barrel adjuster. Rim brakes usually have a barrel adjuster somewhere. Twisting that one changes the gap between pad and rim at rest.
Hydraulic brakes don’t have that as they...
07-24-20, 11:18 AM
Replies: 22
Views: 1,722
Posted By dabac

I’ve done some touring on inlines. One of those...

I’ve done some touring on inlines.
One of those times I’m skating through empty countryside well outside peak tourist season.
Hasn’t seen a car in 45 minutes.
Then I see one approaching.
I think...
07-21-20, 06:57 AM
Replies: 60
Views: 1,445
Posted By dabac

Nah, installation instructions specifically state...

Nah, installation instructions specifically state that the brake should be adjusted so that the ”brake modulator” is fully compressed BEFORE the lever bottoms out against the bar.
Anything else and...
07-21-20, 04:41 AM
Replies: 60
Views: 1,445
Posted By dabac

IMO, those were/are quite silly. All they do...

IMO, those were/are quite silly.
All they do is that for a short section of lever travel, the increase of the pinch force of the brake is determined by the spring rate rather than lever travel....
07-20-20, 02:04 PM
Replies: 5
Views: 179
Posted By dabac

No. Most Shimano freehubs have a splined recess...

No.
Most Shimano freehubs have a splined recess that goes over a splined nub protruding from the hub.
But SOME have a low star shape protruding from the f/h that fits into a shallow recess in the...
07-19-20, 02:16 PM
Replies: 12
Views: 520
Posted By dabac

I’d swap the fork ahead of the drivetrain...

I’d swap the fork ahead of the drivetrain makeover.
07-19-20, 01:54 PM
Replies: 60
Views: 1,445
Posted By dabac

If the friction occuring between brake pads and...

If the friction occuring between brake pads and moving surface is greater than the friction generated between tire and road, the wheel will lock up.
Alternately, if the brake can generate more...
07-18-20, 02:34 AM
Replies: 3
Views: 223
Posted By dabac

Going by a quick image search and some guesswork,...

Going by a quick image search and some guesswork, you’re probably talking about the lower half of the headset assembly.
Perhaps the crown race.
One would need to know exactly which headset you have...
07-15-20, 12:34 PM
Replies: 6
Views: 373
Posted By dabac

Are you sure it’s a cassette? If there are no...

Are you sure it’s a cassette?
If there are no obvious notches, it may be a Shimano-style freewheel with splines inside the axle well.
07-15-20, 09:56 AM
Replies: 12
Views: 307
Posted By dabac

The stem of a Dunlop is 7.6 mm. The Schräder I...

The stem of a Dunlop is 7.6 mm. The Schräder I had available was 7.8 mm. The Dunlop insert then is held down with an external sleeve measuring 9.2 mm.
07-15-20, 08:38 AM
Replies: 12
Views: 307
Posted By dabac

There is a more modern valve core available to...

There is a more modern valve core available to those:
https://www.bauhaus.se/cykelventil-urban-dunlop-2-pack
Basically a small one-way ball valve. They really reduce the flow resistance when...
07-15-20, 08:33 AM
Replies: 12
Views: 307
Posted By dabac

Fitting a smaller tube takes a bit more finesse...

Fitting a smaller tube takes a bit more finesse since they are prone to trying to escape the tire.
I’m not too eager to do it on a rim/tire combo known to be difficult.
But once in place they tend...
07-15-20, 08:25 AM
Replies: 17
Views: 437
Posted By dabac

Some tires simply seem prone to that kind of...

Some tires simply seem prone to that kind of cracking. I’ll generally keep using them until they either get lumpy or retired for other reasons.
07-15-20, 07:31 AM
Replies: 18
Views: 476
Posted By dabac

And he’s gotten a taste of this already. He’s...

And he’s gotten a taste of this already.
He’s using a roller brake, and wouldn’t take my word for how important it is to have a proper strap for the reaction arm. So he ”secured” it with a zip...
07-15-20, 06:35 AM
Replies: 18
Views: 476
Posted By dabac

I am sorely tempted to suggest that as a course...

I am sorely tempted to suggest that as a course of action.
If it’d been my time and my money, I’d have done it w/o a second thought.
Forum: Road Cycling
07-15-20, 06:30 AM
Replies: 118
Views: 6,070
Posted By dabac

Several years ago I got chosen to test ride an...

Several years ago I got chosen to test ride an ebike on my (winter) commute. The deal being to blog about it for a chance to win the bike according to how many voted for my posts compared to the...
07-15-20, 06:06 AM
Replies: 18
Views: 476
Posted By dabac

I’m aware of that. But barring further...

I’m aware of that. But barring further rebuilding, he has a 48T chainring. So one step up on the sprocket will not put him hugely out-of-bounds.
07-15-20, 06:02 AM
Replies: 18
Views: 476
Posted By dabac

https://www.ebay.de/itm/SHIMANO-Ritzel-NEXUS-CS-C7...

https://www.ebay.de/itm/SHIMANO-Ritzel-NEXUS-CS-C7000-SG-C7000-SG-C7050-5-27Z-NEXUS-Fahrrad/193495900951?hash=item2d0d412317:g:1WYAAOSws9Ze14Si
I’ve got others, but this is the design.
07-14-20, 07:32 AM
Replies: 23
Views: 737
Posted By dabac

Something doesn’t add upp. While not...

Something doesn’t add upp.

While not entirely impossible, I highly doubt those are 26” wheels.
27” AKA 630 mm would be far more probable. Or 28” AKA 700C AKA 622 mm.
And tubeless, on that bike,...
07-14-20, 01:22 AM
Replies: 23
Views: 974
Posted By dabac

Don’t concern yourself with speed. Speed is...

Don’t concern yourself with speed.
Speed is only important when:
- figuring out if you can join a group ride
- you need to be someplace at a set time
- as a tool to track your progress

For...
07-14-20, 12:55 AM
Replies: 18
Views: 476
Posted By dabac

Biggest sprocket for Nexus 8?

Hi all,
A friend of mine has a bike where the derailer gear rear wheel has been swapped for a nexus 8 while retaining the 48T chainring.
Now, with increasing age (and weight!) he’d like to lower...
07-03-20, 02:01 AM
Replies: 25
Views: 618
Posted By dabac

1) I don’t know the alloy 2) I don’t know your...

1) I don’t know the alloy
2) I don’t know your welding skills

It is possible - in general terms. I’ve done it and lived to tell the tale. Made a fixture to hold stuff in place first. Despite that...
07-02-20, 11:11 PM
Replies: 23
Views: 1,251
Posted By dabac

You can use the speedo function of a basic bike...

You can use the speedo function of a basic bike computer as a cadence counter. Put the magnet on the crank, the pickup on the chainstay and program it with a calculated fake wheel diameter.
The...
07-02-20, 05:52 AM
Replies: 4
Views: 546
Posted By dabac

Best BB I’ve had was an ”eff-a-gee”(Apparently...

Best BB I’ve had was an ”eff-a-gee”(Apparently banned three-letter combo)/SKF square taper BB.
The only drivetrain part that’s still original on my main commuter.
At 6000+ miles/year I’ve lost...
07-02-20, 05:44 AM
Replies: 44
Views: 2,493
Posted By dabac

Sealant?

Sealant?
07-02-20, 05:42 AM
Replies: 1
Views: 377
Posted By dabac

If you look at the rear of the shoe you see a...

If you look at the rear of the shoe you see a small Allen head screw. That suggests to me that you have inserts, not one-piece shoes.

Most likely


The calipers would most likely fit...
07-02-20, 12:54 AM
Replies: 27
Views: 1,266
Posted By dabac

The diameter of the tire pretty much has to match...

The diameter of the tire pretty much has to match the diameter of the rim. 700C to 700C etc. It’s very rare to get away with fudging this.
The width of the tire vs the width of the rim is generally...
07-02-20, 12:15 AM
Replies: 11
Views: 394
Posted By dabac

First you do a net search for ”spoke length...

First you do a net search for ”spoke length calculator”.
With a bit of luck, you might find one that already have your hub and rim in its database.
If not, you need to feed it some numbers.
The...
Forum: Folding Bikes
07-01-20, 11:44 PM
Replies: 5
Views: 571
Posted By dabac

1) do a net search for ”clickfix handlebar bag”....

1) do a net search for ”clickfix handlebar bag”. These come with a bracket that attaches to the bar and protrudes a bit forward. With luck, enough to clear your brake lever assembly.
2) by the pics...
Showing results 1 to 50 of 1000
 


 
Forum Jump

Contact Us - Archive - Advertising - Cookie Policy - Privacy Statement - Terms of Service - Do Not Sell My Personal Information

Copyright © 2018 MH Sub I, LLC dba Internet Brands. All rights reserved. Use of this site indicates your consent to the Terms of Use.