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Search: Posts Made By: dabac
Showing results 1 to 50 of 146
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03-20-21, 01:36 AM
Replies: 108
Views: 4,296
Posted By dabac

Iíve only ever used the same pumps as for my...

Iíve only ever used the same pumps as for my Prestas. No adapters, no problem. The tips of the valves where they engage the pump are close enough in diameter.

And just like on Prestas, the valve...
03-18-21, 03:31 AM
Replies: 108
Views: 4,296
Posted By dabac

Mostly, I want consistency across my bikes....

Mostly, I want consistency across my bikes. Prestas and Dunlops can be inflated with the same pump, so thatís what Iím sticking with.
I do find Prestas slightly easier to inflate with a hand pump....
03-13-21, 02:36 PM
Replies: 8
Views: 906
Posted By dabac

IMO, thereís not enough difference to be worth...

IMO, thereís not enough difference to be worth doing that change solely for the purpose of upgrading. 3x8 should let you find a cassette that gives you a useful range/ratio combo w/o further...
Forum: Commuting
03-13-21, 09:58 AM
Replies: 31
Views: 1,307
Posted By dabac

I never ride outside easy walking distance w/o...

I never ride outside easy walking distance w/o flat-fixing stuff. Minimum level, spare tube, the means to install and inflate it.
Beyond that, itís all down to what your bailout options are.
WRT...
03-13-21, 09:49 AM
Replies: 9
Views: 381
Posted By dabac

Iím not too fond of using electrical tape. Itís...

Iím not too fond of using electrical tape. Itís soft enough to need double layers and the adhesive seems to smear fairly soon.
On some TL-ready rims Iíve used bundling tape with good results.
If...
03-11-21, 07:58 AM
Replies: 7
Views: 249
Posted By dabac

(some)Older Campy RD's don't have the B-screw....

(some)Older Campy RD's don't have the B-screw. There should be a funny shaped "washer" between the RD and the derailer hanger that fulfils that role.
Pull the RD off, see if anything drops out or...
03-09-21, 02:22 PM
Replies: 10
Views: 315
Posted By dabac

With luck, and good storage, it can be years...

With luck, and good storage, it can be years before you need to do anything more than replacing pads.
03-08-21, 01:48 PM
Replies: 38
Views: 967
Posted By dabac

If it travels at the speed of a bicycle, weighs...

If it travels at the speed of a bicycle, weighs as a bicycle and handles like a bicycle, why not treat it like a bicycle?
Not all ebikes are created equal.
03-08-21, 01:41 PM
Replies: 91
Views: 2,915
Posted By dabac

+1 Iím not entirely comfortable with the phrase...

+1
Iím not entirely comfortable with the phrase Ēmy standardsĒ. There will always be people out there not realizing that itís their expectations that are out of calibration.
And I donít want to be...
03-08-21, 12:53 PM
Replies: 28
Views: 1,134
Posted By dabac

Iíve had knee issues since an overexertion event...

Iíve had knee issues since an overexertion event in my teens. Shorter cranks makes it easier to keep the cadence up, which the knees appreciate.
Thereís nothing I could ride with the longer cranks...
03-08-21, 12:47 PM
Replies: 14
Views: 640
Posted By dabac

Iím rarely entirely content with a 3-speed, even...

Iím rarely entirely content with a 3-speed, even on the flat.
Iím so used to be able to find that sweet spot where the legs are simply humming along, and 3-speeds seem not to hit that very often. ...
03-07-21, 09:59 AM
Replies: 70
Views: 1,950
Posted By dabac

If I was going to pay for a powdercoat, Iíd have...

If I was going to pay for a powdercoat, Iíd have the frame + fork fully disassembled first. And properly masked off before painting.
Anything else would seem like a waste to me.
Everything has to...
03-07-21, 05:15 AM
Replies: 43
Views: 4,829
Posted By dabac

Iíd call it Ērarely usefulĒ rather than...

Iíd call it Ērarely usefulĒ rather than ĒuselessĒ.
A tied and soldered spoke will stay in place even if broken. That can be quite useful under some circumstances. A broken spoke can flop around and...
Forum: Road Cycling
03-07-21, 04:39 AM
Replies: 17
Views: 670
Posted By dabac

I doubt that. The pitch is the same for both. ...

I doubt that. The pitch is the same for both.
Iíd go for dragging freewheel or the number of POEs.
03-06-21, 04:17 PM
Replies: 37
Views: 955
Posted By dabac

Pretty much all helmets are tested to the same...

Pretty much all helmets are tested to the same standards. Which means all helmets that pass testing provide AT LEAST a set amount of minimum protection.
Data on how much more protection than...
03-06-21, 03:38 PM
Replies: 5
Views: 234
Posted By dabac

Maybe itís just me, but Iíve NEVER made any...

Maybe itís just me, but Iíve NEVER made any effort to match chain brand with the rest of the drivetrain. Iíll use whatever was on sale last time I shopped. Sometimes itís a match, usually it isnít. I...
02-23-21, 03:39 AM
Replies: 65
Views: 2,196
Posted By dabac

I really donít care much about what creates the...

I really donít care much about what creates the motive power.
Operator judgement, skill and speed advantage are far more important for overall safety IMO.
Canít understand those who oppose ebikes...
Forum: Road Cycling
02-23-21, 03:25 AM
Replies: 9
Views: 543
Posted By dabac

On the drive side? That one sits fairly deep...

On the drive side?
That one sits fairly deep down in the hub and has some unintended protection from the overall hub design. Itís quite common for f/w hubs not to have much in the way of seals on...
02-23-21, 12:58 AM
Replies: 31
Views: 1,794
Posted By dabac

Iíve never been a fan of smooth post cantis....

Iíve never been a fan of smooth post cantis. While they did OK while in use, I never got past setting them up w/o frustration and muttered curses.
Threaded post cantis Iíd be willing to consider....
02-23-21, 12:44 AM
Replies: 51
Views: 1,640
Posted By dabac

Iím not sure I understand what youíre asking...

Iím not sure I understand what youíre asking about.
Itís common to find geometry charts detailing the angles and (virtual) tube lengths of frames.
For hubs there are often Ēexploded viewsĒ that...
02-19-21, 03:57 PM
Replies: 38
Views: 2,188
Posted By dabac

Maybe cut 1/4Ē off the bottom end of the headtube?

Maybe cut 1/4Ē off the bottom end of the headtube?
Forum: Touring
02-19-21, 03:01 PM
Replies: 32
Views: 2,421
Posted By dabac

Iíve used the Packers in all weathers available...

Iíve used the Packers in all weathers available to me and only once had a water intrusion issue. If the pannier is only 1/4 full, you get deep creases running down the sides. These make it hard for...
02-18-21, 03:39 AM
Replies: 10
Views: 408
Posted By dabac

Since youíve undone the locknut and cone on one...

Since youíve undone the locknut and cone on one side, you will need to pick up a
cone wrench to set the bearing adjustment when the hub goes back together again.
It is generally NOT possible to...
02-14-21, 03:20 PM
Replies: 29
Views: 978
Posted By dabac

If youíre doing it for the fun factor rather than...

If youíre doing it for the fun factor rather than trying to harvest useful amounts of energy, a car alternator will begin charging at RPMs within bicycle range. I helped build a setup years ago. A 2Ē...
02-04-21, 02:48 PM
Replies: 12
Views: 647
Posted By dabac

Or a scrapped hub. Or a spacer made from some...

Or a scrapped hub.
Or a spacer made from some nuts and a threaded rod.
01-30-21, 09:28 AM
Replies: 23
Views: 620
Posted By dabac

The only difference I reliably notice is that the...

The only difference I reliably notice is that the white ones degrade when exposed to sunlight.
01-24-21, 01:46 PM
Replies: 42
Views: 1,973
Posted By dabac

Shoe covers hold up very poorly even to tiny...

Shoe covers hold up very poorly even to tiny amounts of walking. The stroll from the bike rack at work to the dressing room would be enough to wear out a pair in less than a season for me.
In...
01-24-21, 09:39 AM
Replies: 85
Views: 2,912
Posted By dabac

Any temperature Iím willing to skate or ski in,...

Any temperature Iím willing to skate or ski in, Iím willing to ride in. Duration isnít really an issue. Big thing for me is that at -15C or thereabouts, I canít do any repairs. A medical condition -...
01-24-21, 09:31 AM
Replies: 5
Views: 224
Posted By dabac

First order of business is to check that the...

First order of business is to check that the reinforcement at the base of the valve hasnít gotten trapped under the bead. Deflate, push stem in. Wiggle it around a little.
With that under control,...
01-24-21, 06:30 AM
Replies: 33
Views: 1,977
Posted By dabac

Clipless CAN cause issues if you set them up too...

Clipless CAN cause issues if you set them up too far from what your anatomy requires.
The less float your pedal/cleat system allows, the more important it becomes to get it (about) right.
Now, once...
01-22-21, 02:41 PM
Replies: 17
Views: 1,215
Posted By dabac

Generally, itís the axle ends that absorb all...

Generally, itís the axle ends that absorb all vertical forces. The q/r only deals with the pinch force.
01-21-21, 08:25 AM
Replies: 10
Views: 380
Posted By dabac

the MTB part is not an issue. The size of the...

the MTB part is not an issue. The size of the largest sprocket (34 teeth) can be.
Your chain may be too short to use a 34T largest sprocket and your derailer may not be able to soak up the chain...
01-16-21, 03:29 PM
Replies: 20
Views: 833
Posted By dabac

I canít imagine any repair short of replacing the...

I canít imagine any repair short of replacing the bb sleeve to do any good there. On the plus side, that seems fairly doable.
01-15-21, 07:24 AM
Replies: 29
Views: 1,622
Posted By dabac

Start knocking doors on properties with discarded...

Start knocking doors on properties with discarded machinery on them. Ask if anyone there would be interested in trading a hammer for a repair patch and an angle grinder for a tube of vulcanizing...
01-14-21, 01:57 AM
Replies: 1
Views: 286
Posted By dabac

For cylindrical ones, Iíve never heard of it. ...

For cylindrical ones, Iíve never heard of it.
For the more ĒengineeredĒ ones meant to provide a kinda-sorta suspension effect, the shape at the top may act as a geometric limit to insertion.
Keep...
01-14-21, 01:45 AM
Replies: 25
Views: 1,431
Posted By dabac

I can relate to that point of view. I put...

I can relate to that point of view.
I put considerable effort into riding defensibly, sensibly and predictably.
Yet, I have to make SOME assumptions based on probability and experience on what the...
01-13-21, 03:00 PM
Replies: 35
Views: 1,673
Posted By dabac

Iíve been hit by cars on three occasions, other...

Iíve been hit by cars on three occasions, other cyclists three times, by a bus once and by a trailer once.
The cyclist impacts were quite easy to shake off, but the cars, and the bus hit were more...
01-12-21, 02:54 AM
Replies: 3
Views: 543
Posted By dabac

Between Suomityres, Schwalbe and Conti, the studs...

Between Suomityres, Schwalbe and Conti, the studs are identical in size measured to the resolution of vernier calipers.
I keep a section of a discarded studded tire around as a donor for replacement...
01-04-21, 02:53 PM
Replies: 7
Views: 1,232
Posted By dabac

I would not get a FS for that usage. I might not...

I would not get a FS for that usage. I might not even get a MTB. Unless you intend to hit roots and rocks HARD, consider a rigid fork hybrid.

Whenever youíre on a budget, look for a bike with as...
12-21-20, 08:47 AM
Replies: 31
Views: 2,342
Posted By dabac

Think back to what - if anything - that is...

Think back to what - if anything - that is nagging you every ride. Try to fix that instead of random updating.
Do your hands go numb?
Try another stem/bar/overall bike fit.
Is the saddle OK? ...
12-19-20, 10:20 AM
Replies: 8
Views: 1,034
Posted By dabac

Flats donít lend themselves to such binary...

Flats donít lend themselves to such binary classification.
They run the whole range from self-fixing (with sealant) to fixable with assistance to entirely beyond repair.
MTBers can end up a fair...
12-17-20, 08:55 AM
Replies: 22
Views: 1,093
Posted By dabac

Thereís at least one here whoíve used one of...

Thereís at least one here whoíve used one of those. He ended up pre-loading his and maybe some other tweaks before he was content.
12-09-20, 04:50 PM
Replies: 32
Views: 1,415
Posted By dabac

Tubes have - compared to tires - ĒnoĒ structural...

Tubes have - compared to tires - ĒnoĒ structural strength. Theyíll expand until the tire stop them. Try inflating one outside the tire and see how big it goes at no discernible resistance at the...
12-04-20, 01:16 PM
Replies: 25
Views: 1,956
Posted By dabac

Covid aside, Iím an all-year bike commuter. 2x16...

Covid aside, Iím an all-year bike commuter. 2x16 miles daily. In a place where winter really means something. Once the studded tires went on, the commute wore me down. I got consistently slower day...
12-01-20, 11:12 AM
Replies: 4
Views: 322
Posted By dabac

The computer donít know what wheel it is on. As...

The computer donít know what wheel it is on.
As long as you can put the display in a place you can accept, anything goes.
11-29-20, 06:08 AM
Replies: 25
Views: 949
Posted By dabac

Not under any realistic conditions. The bb canít...

Not under any realistic conditions. The bb canít get up to speed enough to impact hard enough to make any difference.
11-22-20, 01:08 PM
Replies: 8
Views: 487
Posted By dabac

By the pic, Iíd say those are steel crank arms....

By the pic, Iíd say those are steel crank arms. IME, they rarely come loose. If they do, they donít self-destruct quite as fast as aluminium crank arms.
11-21-20, 11:46 AM
Replies: 8
Views: 487
Posted By dabac

Thatís a square taper cup&cone BB. Iíd try to...

Thatís a square taper cup&cone BB.
Iíd try to tap the lockring loose, screw in the NDS cup a little and tighten the lockring again.
Anything beyond that, odds are youíll be spending a fair amount...
11-19-20, 03:44 PM
Replies: 78
Views: 4,544
Posted By dabac

Re: etching Aluminium spontaneously react with...

Re: etching
Aluminium spontaneously react with air by forming an oxide layer. Getting stuff to bond well to that layer is tricky. The etching is supposed to remove that oxide layer to let whatever...
11-19-20, 01:22 AM
Replies: 8
Views: 577
Posted By dabac

The sensible thing is to step back and realize...

The sensible thing is to step back and realize that chains are consumables.
If your bike ran OK with a 7-speed chain, then - unless chainrings/cassette/freewheel/sprocket are badly worn, itíll run...
Showing results 1 to 50 of 146
 


 
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