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Search: Posts Made By: dsbrantjr
Showing results 1 to 50 of 1000
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07-15-20, 04:15 PM
Replies: 1
Views: 48
Posted By dsbrantjr

The stud sticking out of the dropout, with the...

The stud sticking out of the dropout, with the nut and thumbscrew or spacer of some type, looks to be a chain tug. Loosen the axle nuts and tighten the chain tug nut until you achieve the desired...
07-15-20, 12:02 PM
Replies: 4
Views: 105
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: 12
Views: 171
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, 08:08 AM
Replies: 5
Views: 138
Posted By dsbrantjr

You may need to readjust the rear derailleur...

You may need to readjust the rear derailleur slightly when swapping wheels due to normal tolerances, these would be the high and low limits and indexing. In addition, if the cassettes have different...
07-15-20, 06:44 AM
Replies: 6
Views: 123
Posted By dsbrantjr

And be certain to remove any washers before...

And be certain to remove any washers before installing the puller.
07-15-20, 06:43 AM
Replies: 22
Views: 270
Posted By dsbrantjr

I imagine Shimano requires the shop to do the...

I imagine Shimano requires the shop to do the work for liability reasons. I suspect that Shimano provides the parts to the shop and reimburses them only for for their labor; If the shop just hands...
07-14-20, 06:50 PM
Replies: 8
Views: 209
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...
07-14-20, 05:52 PM
Replies: 3
Views: 90
Posted By dsbrantjr

The derailleur ratio for Shimano up to 9 speed...

The derailleur ratio for Shimano up to 9 speed (and 10-speed road) is the same 1.7:1 so any will work in your application. You will need a derailleur which handles both your largest cog and the...
07-14-20, 09:01 AM
Replies: 2
Views: 90
Posted By dsbrantjr

I would imagine the length would be dropout...

I would imagine the length would be dropout spacing + 2*dropout thickness + outside Pitlock components widths. The quoted lengths seem pretty reasonable to me.
07-13-20, 05:28 PM
Replies: 13
Views: 232
Posted By dsbrantjr

There are available left-hand drill bits which...

There are available left-hand drill bits which you could try, but the screw is likely harder than the derailleur body so the bit may try to wander: ...
07-13-20, 05:20 PM
Replies: 14
Views: 267
Posted By dsbrantjr

Just buy tires by the ETRTO 630 size and you will...

Just buy tires by the ETRTO 630 size and you will not have any issue.with rim fit, and 27 inch or 700c tubes. And keep that old bike going!
07-13-20, 12:36 PM
Replies: 101
Views: 4,198
Posted By dsbrantjr

Beetles were great for field-expedient fixes. I...

Beetles were great for field-expedient fixes. I replaced another driver's V-belt (it runs the cooling fan so no driving without it) with the leg of a pair of pantyhose cut and knotted, and a buddy...
07-13-20, 04:53 AM
Replies: 34
Views: 700
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?
07-13-20, 04:50 AM
Replies: 4
Views: 167
Posted By dsbrantjr

I would suggest checking for cable fraying,...

I would suggest checking for cable fraying, especially inside the shifter. Catching it before the head breaks off makes the repair MUCH easier.
07-12-20, 07:53 PM
Replies: 4
Views: 169
Posted By dsbrantjr

If you are referring to the pedal threads, they...

If you are referring to the pedal threads, they can be repaired by tapping to a larger size and insertion of a Heli-Coil (or other type) insert. The resulting threading will be stronger than the...
07-12-20, 12:28 PM
Replies: 12
Views: 280
Posted By dsbrantjr

https://www.sheldonbrown.com/saddles.html ...

https://www.sheldonbrown.com/saddles.html
https://www.sheldonbrown.com/leather.html
https://www.sheldonbrown.com/real-man.html
07-12-20, 10:06 AM
Replies: 7
Views: 194
Posted By dsbrantjr

I am a fan of larger tires for a smoother ride...

I am a fan of larger tires for a smoother ride and they are exceptionally helpful with small-diameter wheels which approach obstacles at relatively steeper angles than bigger ones so can use the...
07-11-20, 07:57 PM
Replies: 2
Views: 131
Posted By dsbrantjr

Perhaps new cables are in order due to a kink or...

Perhaps new cables are in order due to a kink or fraying somewhere along the run. However, do not remove the old ones until you have figured a way to replace them without needing to fish the new...
07-11-20, 01:37 PM
Replies: 10
Views: 256
Posted By dsbrantjr

You need the correct tool, trying to do the job...

You need the correct tool, trying to do the job without it is likely to result in sweat, tears and possibly blood. You can destructively remove it but that is no picnic either.
07-11-20, 10:01 AM
Replies: 34
Views: 810
Posted By dsbrantjr

Like anything else, they can more quickly dig you...

Like anything else, they can more quickly dig you into a deeper hole if not used correctly. I think that patience and a light touch with a threesquare, pippin, or crossing pattern file is the best...
07-11-20, 07:22 AM
Replies: 5
Views: 179
Posted By dsbrantjr

Does the shifter not hold position, or does the...

Does the shifter not hold position, or does the screw keep coming loose?
07-11-20, 05:54 AM
Replies: 23
Views: 363
Posted By dsbrantjr

I am running 9-speed cranksets on two of my 3x7...

I am running 9-speed cranksets on two of my 3x7 bikes with no issue.
07-11-20, 05:53 AM
Replies: 5
Views: 199
Posted By dsbrantjr

Helicopter tape is an alternative: ...

Helicopter tape is an alternative: https://www.amazon.com/slp/helicopter-tape/f9svw3m4gqsu4sk
07-10-20, 05:45 PM
Replies: 7
Views: 249
Posted By dsbrantjr

But the chain must always be left long enough to...

But the chain must always be left long enough to shift into the big-big combination.
07-10-20, 03:55 PM
Replies: 34
Views: 810
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, 03:51 PM
Replies: 5
Views: 256
Posted By dsbrantjr

This tool is very helpful in this regard: ...

This tool is very helpful in this regard: https://www.steintool.com/portfolio-items/hub-axle-vises/
07-10-20, 06:14 AM
Replies: 7
Views: 300
Posted By dsbrantjr

You could always measure what you've got.

You could always measure what you've got.
07-10-20, 04:47 AM
Replies: 7
Views: 300
Posted By dsbrantjr

My Continental tubes have threaded Schrader valve...

My Continental tubes have threaded Schrader valve stems.
07-10-20, 04:44 AM
Replies: 12
Views: 382
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: 256
Posted By dsbrantjr

And adjust it correctly.

And adjust it correctly.
07-09-20, 03:05 PM
Replies: 45
Views: 1,269
Posted By dsbrantjr

Those square drive fasteners are called Robertson...

Those square drive fasteners are called Robertson or Scrulox: https://en.wikipedia.org/wiki/List_of_screw_drives#Robertson
07-09-20, 02:00 PM
Replies: 5
Views: 189
Posted By dsbrantjr

On most hydraulic brakes, the force to return the...

On most hydraulic brakes, the force to return the pistons is provided by flexure of the square-section O-rings which also provide the piston seal. If there is any slight pressure in the system, as...
07-09-20, 10:09 AM
Replies: 45
Views: 1,269
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: 196
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: 196
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: 45
Views: 1,269
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...
07-08-20, 08:26 PM
Replies: 10
Views: 251
Posted By dsbrantjr

Once per rotation of the wheels or the crank? ...

Once per rotation of the wheels or the crank? This will help narrow down where to look. If once per crank rotation it is likely related to the crank, pedals/cleats, bottom bracket or chainrings. ...
07-08-20, 06:09 PM
Replies: 101
Views: 4,198
Posted By dsbrantjr

The manual for my '67 VW Beetle even had a...

The manual for my '67 VW Beetle even had a useable explanation of how to use the clutch and shift the gears, and how avoiding "very fast, racy-sporty driving" would maximize fuel economy. You could...
07-08-20, 05:56 PM
Replies: 101
Views: 4,198
Posted By dsbrantjr

I remember when IBM PCs came with a set of...

I remember when IBM PCs came with a set of slipcased, linen-bound hardcover binders which covered every aspect of setup and use. Those days are long gone. Of course they probably cost $12,000 in...
07-08-20, 03:55 PM
Replies: 28
Views: 505
Posted By dsbrantjr

Nail polish comes in a bewildering assortment of...

Nail polish comes in a bewildering assortment of colors and might be a good choice. Use a light touch and a fine-tipped brush so that you do not make the touched-up areas more obvious. Like in...
07-08-20, 03:29 PM
Replies: 7
Views: 240
Posted By dsbrantjr

I routinely use grease on similar-metal threaded...

I routinely use grease on similar-metal threaded joints, and Tef-Gel on dissimilar-metal joints unless specifically stated to the contrary by the OEM; auto lug nuts/bolts are notable examples. I am...
07-08-20, 08:45 AM
Replies: 12
Views: 236
Posted By dsbrantjr

Having a wobble form side to side is kind of the...

Having a wobble form side to side is kind of the definition of warped. A warped rotor can be trued, I use a long-nosed Vise-Grips but an adjustable wrench or rotor truing tool can also be used.
07-07-20, 04:41 AM
Replies: 7
Views: 192
Posted By dsbrantjr

If you are going to build a bike you might as...

If you are going to build a bike you might as well invest in a good dial or digital caliper, a tape is not going to cut it. You will need to measure your seat tube diameter to within 0.1mm, perhaps...
07-06-20, 05:36 PM
Replies: 6
Views: 258
Posted By dsbrantjr

I would just smooth the sharp burr down with a...

I would just smooth the sharp burr down with a rifler file, machinist's scraper, small Dremel stone, or some sandpaper.
07-06-20, 12:34 PM
Replies: 17
Views: 414
Posted By dsbrantjr

Continental makes an Easy-tape version which they...

Continental makes an Easy-tape version which they claim will take 220psi: https://blobs.continental-tires.com/www8/servlet/blob/89660/c2b63af082e918ff53b517d8a134901e/overview-rimstrip-en-data.png...
07-05-20, 01:58 PM
Replies: 8
Views: 248
Posted By dsbrantjr

You also need to consider the max rear cog limit...

You also need to consider the max rear cog limit of the derailleur.
07-05-20, 01:56 PM
Replies: 8
Views: 232
Posted By dsbrantjr

Both of those cranks could be repaired by Heicoil...

Both of those cranks could be repaired by Heicoil or Unior inserts.
07-05-20, 06:40 AM
Replies: 10
Views: 297
Posted By dsbrantjr

Although it looks like you can install the rings...

Although it looks like you can install the rings in question in two orientations, 180 degrees apart. I am going to stick with my possibly paranoid theory of Shimano making life difficult for...
07-05-20, 06:31 AM
Replies: 7
Views: 186
Posted By dsbrantjr

Different manufacturers may also have different...

Different manufacturers may also have different piston sizes and/or leverage, which will affect the amount of lever throw per slave piston movement, so best to stay in family.
07-05-20, 06:28 AM
Replies: 11
Views: 371
Posted By dsbrantjr

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

Here is a good calculator which lets you compare two different gear trains side by side, with numeric and graphic depiction: https://www.kstoerz.com/gearcalc/compare/
Showing results 1 to 50 of 1000
 


 
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