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Search: Posts Made By: dsbrantjr
Showing results 1 to 50 of 359
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08-10-20, 04:49 AM
Replies: 15
Views: 271
Posted By dsbrantjr

The root cause is cross-chaining. You should...

The root cause is cross-chaining. You should work on shifting to a smaller front ring earlier on hills instead of staying in the big ring and going to larger cogs, to avoid getting into the...
08-09-20, 12:32 PM
Replies: 20
Views: 306
Posted By dsbrantjr

I am very much of the Never Fix A Running Piece...

I am very much of the Never Fix A Running Piece school but going to friction will go a long way towards your desired simplicity. It is surprising how much improvement new cables can make.
It is...
08-09-20, 12:26 PM
Replies: 8
Views: 186
Posted By dsbrantjr

Please do not use gasoline for anything except a...

Please do not use gasoline for anything except a motor fuel. It is toxic by skin absorption or inhalation of vapors, highly flammable and generates explosive vapors which will travel a long distance...
08-08-20, 05:58 AM
Replies: 22
Views: 412
Posted By dsbrantjr

The worst that will happen is that they will say...

The worst that will happen is that they will say "No".
08-06-20, 04:44 AM
Replies: 8
Views: 237
Posted By dsbrantjr

Be aware that manufacturers commonly make running...

Be aware that manufacturers commonly make running changes during a model year, due to cost or availability issues, which is one reason they do not publish specific part numbers. This is often...
08-04-20, 08:57 AM
Replies: 3
Views: 121
Posted By dsbrantjr

If your cables are long enough to use you should...

If your cables are long enough to use you should not need to make any adjustments (that is how Bowden cables work), but wider bars may require replacement with longer cables and housings. You can...
08-04-20, 04:41 AM
Replies: 9
Views: 219
Posted By dsbrantjr

One of these might save some time: ...

One of these might save some time: https://www.steintool.com/portfolio-items/hub-axle-vises/
08-03-20, 05:18 PM
Replies: 15
Views: 444
Posted By dsbrantjr

In some critical uses, the amount of stretch of...

In some critical uses, the amount of stretch of the bolt is measured directly, since the stretch/preload is really what measuring the torque is indirectly inferring.
08-03-20, 06:54 AM
Replies: 8
Views: 261
Posted By dsbrantjr

Here is a nice calculator which lets you compare...

Here is a nice calculator which lets you compare two drivetrains: https://www.kstoerz.com/gearcalc/compare/ I run 44/34/24-ish on my bikes with 28T max on the rear and find that this gives me the...
08-02-20, 06:19 AM
Replies: 7
Views: 262
Posted By dsbrantjr

You cannot (officially at least) use a 30T in...

You cannot (officially at least) use a 30T in back because that violates the max large cog spec. You can possibly violate any of the limit but results are not guaranteed, you are now in test pilot...
08-01-20, 06:53 PM
Replies: 7
Views: 262
Posted By dsbrantjr

It cannot, the numbers do not add up. You would...

It cannot, the numbers do not add up. You would need less than 13 teeth difference up front not to exceed the 28t wrap capacity. You cannot necessarily have the max front difference AND the...
08-01-20, 05:10 PM
Replies: 12
Views: 258
Posted By dsbrantjr

Musing less and riding more will relieve a lot of...

Musing less and riding more will relieve a lot of the stress; on you at least.
07-31-20, 08:29 PM
Replies: 8
Views: 235
Posted By dsbrantjr

79pmooney's procedure is a good one, but I prefer...

79pmooney's procedure is a good one, but I prefer to set my limit screws by pulling and releasing the exposed shift cable, and adjusting the limit screws for enough clearance to allow a clean shift...
07-31-20, 03:27 PM
Replies: 6
Views: 175
Posted By dsbrantjr

Well, the diameters and travel of the master...

Well, the diameters and travel of the master (lever) and slave (caliper) pistons (how the hydraulic pressure is arrived at) have to be proportional as that sets the mechanical advantage. Kind of...
07-31-20, 03:15 PM
Replies: 8
Views: 249
Posted By dsbrantjr

I think you are right and it's probably done. ...

I think you are right and it's probably done. Good thing is that a left-side crank is easy to replace, just get the same length and taper orientation, "square" or "diamond" as the old one. It will...
07-30-20, 08:08 PM
Replies: 25
Views: 439
Posted By dsbrantjr

You may be surprised at how much improvement new...

You may be surprised at how much improvement new cables and housings will make in both shifting and braking performance. I would also install Kool Stop Salmon brake pads; the OEM ones are OK but Kool...
07-30-20, 04:50 AM
Replies: 18
Views: 375
Posted By dsbrantjr

Since you only have one front gear there is no...

Since you only have one front gear there is no choice. Shift your rear to easier/larger cogs when climbing. https://www.sheldonbrown.com/gears.html
07-28-20, 08:19 PM
Replies: 11
Views: 259
Posted By dsbrantjr

I buy the 305mm ones and trim them. Local bike...

I buy the 305mm ones and trim them. Local bike police use them also.
07-28-20, 05:36 PM
Replies: 24
Views: 485
Posted By dsbrantjr

Even if the cut is a little off, some patient...

Even if the cut is a little off, some patient file work will set it right. Just cut a little above, and then file down to, your guide. Even if I couldn't see it, I would know that the crooked cut...
07-28-20, 08:48 AM
Replies: 13
Views: 336
Posted By dsbrantjr

You must absolutely have the chain long enough to...

You must absolutely have the chain long enough to go into the big-big combination or you risk damage to the derailleur or frame. Having a slack chain in small-small will not damage anything.
07-28-20, 07:20 AM
Replies: 10
Views: 316
Posted By dsbrantjr

The top pulley on the derailleur is the guide...

The top pulley on the derailleur is the guide pulley, the bottom one is the jockey pulley/wheel. https://www.bicycling.com/repair/a20010331/bike-repair-3/
07-28-20, 07:01 AM
Replies: 10
Views: 316
Posted By dsbrantjr

The truncated teeth on the cassette cogs are...

The truncated teeth on the cassette cogs are likely put there as part of the system to ease shifting. If you look you will likely find that they are symmetrically arranged around the cog.
07-25-20, 01:09 PM
Replies: 8
Views: 304
Posted By dsbrantjr

Thank you for not saying (incorrectly) that the...

Thank you for not saying (incorrectly) that the adjustments "add" or "remove" tension, as is so often done. The derailleur spring provides the tension, the adjustments change the indexing by...
07-25-20, 10:41 AM
Replies: 16
Views: 377
Posted By dsbrantjr

I just clamp the seat post and avoid any worries.

I just clamp the seat post and avoid any worries.
07-25-20, 10:40 AM
Replies: 2
Views: 107
Posted By dsbrantjr

Many people, myself included, would probably just...

Many people, myself included, would probably just swap in a Shimano BB-UN55 or BB-UN26 cartridge bottom bracket of the appropriate length.
07-22-20, 05:04 PM
Replies: 31
Views: 767
Posted By dsbrantjr

You can use filament-reinforced packing tape...

You can use filament-reinforced packing tape instead of rim strip, or Kapton tape.
07-22-20, 09:54 AM
Replies: 16
Views: 438
Posted By dsbrantjr

Well, it is essentially, if not actually, glued...

Well, it is essentially, if not actually, glued in at the factory....
07-21-20, 05:22 PM
Replies: 14
Views: 422
Posted By dsbrantjr

I have a dog bone wrench like that which I used...

I have a dog bone wrench like that which I used on my old Dunelt 3-speed bike back in the '60s. It was my father's so is likely over 70 years old or more. Still works as well (or poorly) as it did...
07-21-20, 05:18 PM
Replies: 7
Views: 221
Posted By dsbrantjr

I would suggest you consider Ergon grips; I have...

I would suggest you consider Ergon grips; I have had good success with them. I use the GP1 Biokork ones, but some of the others have extensions which provide alternate hand positions which might be...
07-20-20, 05:11 PM
Replies: 63
Views: 2,281
Posted By dsbrantjr

Files + patience are a very under-rated...

Files + patience are a very under-rated combination.
07-19-20, 09:54 AM
Replies: 9
Views: 183
Posted By dsbrantjr

I attach my brake and shift levers "race tight",...

I attach my brake and shift levers "race tight", that is tight enough to stay put under normal use but loose enough that they can be moved with firm hand pressure. In this way they will be able to...
07-18-20, 11:45 AM
Replies: 13
Views: 491
Posted By dsbrantjr

Boeshield T-9 was specifically developed by...

Boeshield T-9 was specifically developed by Boeing Corp. as a metal protectant and lubricant which would protect metal during long-term storage and exposure. https://boeshield.com/
07-18-20, 10:43 AM
Replies: 14
Views: 380
Posted By dsbrantjr

Not so much on derailleur screws, but on...

Not so much on derailleur screws, but on electronics items and many others, JIS screws can be recognized by a dot or dimple on the head next to the drive recess.
...
07-17-20, 05:12 PM
Replies: 4
Views: 216
Posted By dsbrantjr

Due to safety considerations, I do not mess...

Due to safety considerations, I do not mess around with anything but the best for brakes and tires, so I would recommend Kool-Stop pads appropriate for your brakes.
07-16-20, 07:56 PM
Replies: 15
Views: 714
Posted By dsbrantjr

There are a lot of specialized tools but also...

There are a lot of specialized tools but also many which are common to all bikes. Good cable cutters are one example. I have never regretted the money I spent decades ago on my Felco cable cutters,...
07-16-20, 07:50 PM
Replies: 14
Views: 361
Posted By dsbrantjr

Try Vibra-Tite VC-3. It is intended to be...

Try Vibra-Tite VC-3. It is intended to be adjustable but help hold threaded parts from vibrating loose. ...
07-16-20, 04:53 AM
Replies: 10
Views: 380
Posted By dsbrantjr

You can loosen the cable clamp bolt and release...

You can loosen the cable clamp bolt and release some cable, then tighten it up again. Then use the adjuster to fine tune. Then apply your brakes as hard as you can with both hands to confirm it...
07-15-20, 12:02 PM
Replies: 15
Views: 613
Posted By dsbrantjr

There is no need to remove the skewer when taking...

There is no need to remove the skewer when taking off a wheel, just undo the quick release lever and perhaps back off the nut on the other end if there is not enough clearance to free the wheel. You...
07-15-20, 11:54 AM
Replies: 17
Views: 433
Posted By dsbrantjr

I do not worry about superficial cracks like...

I do not worry about superficial cracks like that, the strength of a tire comes from the fabric cords inside. As long as the cords are not damaged the tire should hold up fine.
07-15-20, 06:44 AM
Replies: 6
Views: 212
Posted By dsbrantjr

And be certain to remove any washers before...

And be certain to remove any washers before installing the puller.
07-14-20, 06:50 PM
Replies: 13
Views: 511
Posted By dsbrantjr

I won't comment on the integrity of the fork, but...

I won't comment on the integrity of the fork, but having your shifters and stem move with an impact is a good thing, as it can help avoid damage or injury by moving and dissipating the force. This...
07-13-20, 04:53 AM
Replies: 41
Views: 1,108
Posted By dsbrantjr

At some point you will become susceptible to...

At some point you will become susceptible to getting pinch flats without sufficient pressure. How about pulling a small parachute or a lawn roller behind the bike?
07-11-20, 05:53 AM
Replies: 5
Views: 261
Posted By dsbrantjr

Helicopter tape is an alternative: ...

Helicopter tape is an alternative: https://www.amazon.com/slp/helicopter-tape/f9svw3m4gqsu4sk
07-10-20, 03:55 PM
Replies: 39
Views: 1,306
Posted By dsbrantjr

I'd go with careful, patient file work; the...

I'd go with careful, patient file work; the problem with a die is getting it started properly aligned with the existing threads. Get it wrong and you have made the problem a lot worse.
07-10-20, 04:44 AM
Replies: 12
Views: 469
Posted By dsbrantjr

[QUOTE=Akjam101;21579256]How do you know its...

[QUOTE=Akjam101;21579256]How do you know its threaded?.../QUOTE]
"Bottom Bracket: 73mm BSA"
07-09-20, 05:34 PM
Replies: 5
Views: 316
Posted By dsbrantjr

And adjust it correctly.

And adjust it correctly.
07-09-20, 10:09 AM
Replies: 48
Views: 1,789
Posted By dsbrantjr

Phillips was designed to cam out BITD before...

Phillips was designed to cam out BITD before torque limiting drivers were common; they would cam out before breaking the fastener/stripping the threads.
07-09-20, 06:59 AM
Replies: 9
Views: 230
Posted By dsbrantjr

If you do manage to get the shifter into that...

If you do manage to get the shifter into that third position, your cable will be very tight and the ratchet under a lot of stress. It may be difficult to shift back down without slacking the cable...
07-09-20, 05:00 AM
Replies: 9
Views: 230
Posted By dsbrantjr

I would suggest setting it up to use the big and...

I would suggest setting it up to use the big and middle positions of the shifter and letting the cable go slack if accidentally shifted into the small position. Trying to lock out the big ring...
07-09-20, 04:57 AM
Replies: 48
Views: 1,789
Posted By dsbrantjr

Torx drive is more resistant to "cam-out" than...

Torx drive is more resistant to "cam-out" than slotted or Phillips heads, and more resistant to stripping than hex drive. https://en.wikipedia.org/wiki/Torx
I suspect that they tolerate use with...
Showing results 1 to 50 of 359
 


 
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