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Search: Posts Made By: dabac
Showing results 1 to 50 of 64
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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...
08-01-20, 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 theyíll start breaking there from fatigue.
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 itíd been my time and my money, Iíd have done it w/o a second thought.
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
Iíve got others, but this is the design.
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, 12:15 AM
Replies: 11
Views: 394
Posted By dabac

First you do a net search for Ēspoke length...

First you do a net search for Ēspoke length calculatorĒ.
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...
06-29-20, 02:46 PM
Replies: 76
Views: 3,903
Posted By dabac

Best I can remember, some bicycle-specific tools...

Best I can remember, some bicycle-specific tools in order of procurement:
- wrench for threaded headsets
- Shimano-style freewheel puller
- crank puller
- spoke nipple key
- cone wrenches
-...
06-10-20, 11:31 PM
Replies: 21
Views: 552
Posted By dabac

Thatís the Kona Rove DL youíve posted about...

Thatís the Kona Rove DL youíve posted about earlier?
A quick pic search shows a disc brake bike with a regular q/r hub.
Due to the bike industries unfortunate decision to put the brake caliper on...
06-09-20, 12:50 AM
Replies: 30
Views: 795
Posted By dabac

Ever taken a bug to the cornea at 25 mph? Or a...

Ever taken a bug to the cornea at 25 mph?
Or a piece of whatever flung up by the tires?
After a few of those events, I prefer to ride with glasses.
06-08-20, 11:45 PM
Replies: 6
Views: 331
Posted By dabac

You have whatís called a threadless...

You have whatís called a threadless stem/fork/headset.
Tools, should be enough with 4mm/5mm Allen.
However, these setups usually donít allow for an adjustment of Ēa couple inchesĒ. You will need to...
06-08-20, 03:21 PM
Replies: 13
Views: 1,217
Posted By dabac

You were slow b/c you accidentally ended up over...

You were slow b/c you accidentally ended up over your heads.
Another rider might have been slower still, on account of having crashed out. Anytime you go around a blind corner, or over a blind hump,...
06-08-20, 12:39 PM
Replies: 14
Views: 485
Posted By dabac

+1 Outside valve adapters are only useful...

+1

Outside valve adapters are only useful for keeping stuff out of the rim cavity and do nothing for stem survival.

IME, YMMV.
06-05-20, 12:42 PM
Replies: 11
Views: 352
Posted By dabac

IME, lighter wheels makes the bike more...

IME, lighter wheels makes the bike more responsive at every speed change. And a more responsible bike is more fun to ride. I end up riding harder. And faster b/c of that.
Now, for road bikes, the...
06-05-20, 03:58 AM
Replies: 11
Views: 352
Posted By dabac

cassettes mainly differ in weight and surface...

cassettes mainly differ in weight and surface treatment. Iíd be very sceptical about someone claiming to feel any difference between cassettes of the same degree of wear and tooth count.

Bike...
06-05-20, 03:36 AM
Replies: 10
Views: 286
Posted By dabac

The numbers match, so they will be meant to fit...

The numbers match, so they will be meant to fit anyhow. Actually mounting them may be either harder or easier. There is some production tolerance in both rims and tires.
06-05-20, 01:04 AM
Replies: 38
Views: 3,058
Posted By dabac

I found that torque-sensing to me provides more...

I found that torque-sensing to me provides more of an incentive to put the effort in myself. I add more, and the motor adds more. Feels so natural.
With a cadence system, Iím far more likely to...
06-04-20, 12:56 AM
Replies: 11
Views: 440
Posted By dabac

Cassette rust is mainly cosmetic. Itíll wear...

Cassette rust is mainly cosmetic.
Itíll wear off in minutes from the flanks on the teeth.
06-04-20, 12:45 AM
Replies: 10
Views: 379
Posted By dabac

A 7-speed derailer will shift over a 9-speed...

A 7-speed derailer will shift over a 9-speed cassette just fine.
The indexing is done by the shifter.
But you do need to use a 9-speed shifter - or friction shifting - to be able to use a 7-speed...
06-03-20, 01:57 PM
Replies: 132
Views: 14,464
Posted By dabac

I find it unusual how clean the breaks are. I...

I find it unusual how clean the breaks are.
I have seen a fair amount of failed aluminium frames, and even among those Iíd struggle to find such clean fracture lines.
And this was a steel frame,...
06-01-20, 03:51 AM
Replies: 27
Views: 914
Posted By dabac

The easiest way to an SS is to stop shifting. ...

The easiest way to an SS is to stop shifting.
derailer gear bikes are meant to derail. Removing derailers and keeping it reliable usually means adding other bits and pieces to keep the chain...
05-28-20, 12:16 AM
Replies: 39
Views: 1,707
Posted By dabac

If the wheel held fast - didnít wobble as you...

If the wheel held fast - didnít wobble as you rode or braked, I canít see a direct path between your observation and something bad happening. At least not anytime soon.


Itís very common to have...
05-27-20, 02:59 AM
Replies: 8
Views: 326
Posted By dabac

If I think Iíve taken up too much of the BAís...

If I think Iíve taken up too much of the BAís travel before shifting is OK I might unclamp the cable, push the RD in by hand a little before clamping the cable down again.
Fast, but easy to overdo...
05-18-20, 12:00 PM
Replies: 40
Views: 1,071
Posted By dabac

Iíve extended galvanized shifter cables Several...

Iíve extended galvanized shifter cables Several times. Simply by winding them around each other in a lazy spiral, then soldering.It has worked so well Iíd forgotten about it and been surprised by it...
05-10-20, 08:59 AM
Replies: 24
Views: 557
Posted By dabac

I havenít tried on a bicycle. But: - spokes...

I havenít tried on a bicycle.
But:
- spokes are at risk of fatigue failure. Iíd be wary of holding one with a plier with a cutting jaw. Seems like the nicks created by the jaws would be great...
05-05-20, 02:17 AM
Replies: 2
Views: 137
Posted By dabac

The cassette mounts to the freehub BODY, which in...

The cassette mounts to the freehub BODY, which in turns mounts to the hub. What you suggests will tighten the f/h body to the hub while doing nothing for how tight the cassette is mounted to the f/h...
05-01-20, 03:20 AM
Replies: 11
Views: 384
Posted By dabac

Rim longevity is hugely dependent on ride...

Rim longevity is hugely dependent on ride conditions. On my first MTB, that saw a lot of really muddy use, I think the first set of rims called it quits after less than 3 years of weekend riding....
Forum: Fatbikes
04-24-20, 02:39 AM
Replies: 11
Views: 1,077
Posted By dabac

For pressure: The area of your butt thatís...

For pressure:
The area of your butt thatís actually fit to carry weight is quite small. It needs time to acclimatize. Imagine starting to put weight on your foot after weeks in a cast, only worse....
Forum: Commuting
04-23-20, 12:53 AM
Replies: 19
Views: 1,445
Posted By dabac

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg1.ibsrv.net/gimg/bikeforums.net-vbulletin/640x480/c7f99366_d07b_4730_a5da_4150a8b0833f_f39454ab7a7057c11e5f8fa7632122fe17d92c52.jpeg
Tan wall
04-22-20, 12:03 PM
Replies: 4
Views: 290
Posted By dabac

Or you can simply buy some of a suitable diameter...

Or you can simply buy some of a suitable diameter and cut them down. Last time, I found a pair with a circular pattern that could be used as a cutting guide. If you need to scoot the shifters inboard...
Forum: Commuting
04-22-20, 12:46 AM
Replies: 19
Views: 1,445
Posted By dabac

I replaced a pair yesterday, on a flip bike....

I replaced a pair yesterday, on a flip bike. Apparently, under some parking/storage conditions, the sidewall will rot out long before the tread wears out. Either ride frequently or park out of direct...
04-21-20, 02:28 PM
Replies: 11
Views: 313
Posted By dabac

Iíve brought back some badly warped rims. But...

Iíve brought back some badly warped rims. But then Iíve unlaced them entirely prior to bending them back into flat. Those have been possible to lace back into round and evenly tensioned.
What...
04-20-20, 04:17 AM
Replies: 26
Views: 1,277
Posted By dabac

From a maintenance perspective, working on a bike...

From a maintenance perspective, working on a bike thatís seen considerable use is like working on a time bomb - you never know when the next part will Ēgo offĒ.
Not entirely sure about ĒDerailer...
Forum: Folding Bikes
04-09-20, 06:09 AM
Replies: 3
Views: 521
Posted By dabac

The technical name for the cables that operate...

The technical name for the cables that operate mechanical shifters and brakes is ĒBowden cableĒ.
The way a Bowden cable works is that the sheath/outer cable/casing will push just as hard as the...
03-31-20, 11:06 PM
Replies: 11
Views: 475
Posted By dabac

The general recommendation WRT sus-to-rigid...

The general recommendation WRT sus-to-rigid conversion is to look for a fork with an axle-to-crown (ATC) length equal to the ĒsaggedĒ length of the fork. The ĒsagĒ is the amount of compression you...
03-31-20, 12:40 AM
Replies: 7
Views: 471
Posted By dabac

That surprises me. The general recommendation...

That surprises me. The general recommendation when going from sus to rigid - assuming you want least amount of change to handling - is to look for a fork that matches the ĒsaggedĒ height of the sus...
03-29-20, 02:16 AM
Replies: 18
Views: 916
Posted By dabac

You can fit a new front wheel w/o any issues. ...

You can fit a new front wheel w/o any issues.
Rear will pose some challenges. A cassette rear will be wider than the original. Youíll need to pry the rear stays apart to get the wheel in. Often...
03-28-20, 11:36 AM
Replies: 2
Views: 156
Posted By dabac

Thatís just surface rust. Nothing to worry about....

Thatís just surface rust. Nothing to worry about. Hit it with a coat of linseed oil if you wish.
03-24-20, 11:09 PM
Replies: 93
Views: 5,317
Posted By dabac

+1

+1
Forum: Road Cycling
03-24-20, 01:22 PM
Replies: 76
Views: 2,671
Posted By dabac

I like to refer to things like that with...

I like to refer to things like that with ĒSomething being true doesnít guarantee that itís importantĒ.
01-27-20, 02:16 PM
Replies: 25
Views: 909
Posted By dabac

If youíre a riding robot, then it doesnít matter...

If youíre a riding robot, then it doesnít matter where the weight is saved.
IMO though, a lighter bike responds quicker to rider input. It feels more lively. As a consequence, riding becomes more...
12-22-19, 10:27 AM
Replies: 10
Views: 1,566
Posted By dabac

Considering certain practises regarding...

Considering certain practises regarding relocation of priests with certain questionable personal preferences, Iím not sure how useful the Vatican is as a moral reference....
12-20-19, 01:51 AM
Replies: 7
Views: 450
Posted By dabac

If they move while riding, my first guess is that...

If they move while riding, my first guess is that the nut is bottoming out on the threads before clamping properly. Try adding another washer under the nut.
Forum: Road Cycling
12-20-19, 01:46 AM
Replies: 30
Views: 1,450
Posted By dabac

ĒStrongerĒ can be a tricky word. if you think...

ĒStrongerĒ can be a tricky word.
if you think you're better off with a thicker spoke, youíre probably wrong.

Most spokes fail by fatigue, like when bending a paperclip repeatedly at the same...
Forum: Road Cycling
12-20-19, 01:20 AM
Replies: 30
Views: 1,450
Posted By dabac

Err on the side of caution I suppose. Hubs can...

Err on the side of caution I suppose. Hubs can generally outlast several sets of rims/hubs.
A more common reason to steer someone away from rebuilding around a specific hub would be to get to a...
11-02-19, 04:19 PM
Replies: 102
Views: 6,478
Posted By dabac

My major concern would be how well embedded the...

My major concern would be how well embedded the casing is when seen from the inside. My experience, mainly based on failing studded tires, suggests that the cord is very close to the inside face of...
10-31-19, 02:04 PM
Replies: 16
Views: 646
Posted By dabac

Brakes are fairly simple things. Pull lever,...

Brakes are fairly simple things. Pull lever, lever pulls cable, cable pulls brake arm. Pad moves towards rim.
It really isnít something that can change back & forth from time to time.

The only...
10-23-19, 01:30 PM
Replies: 14
Views: 543
Posted By dabac

Saddle-to-ground is nearly entirely unimportant...

Saddle-to-ground is nearly entirely unimportant for riding. Saddle-to-pedal is far, far more important. It is VERY common only to reach the ground with your toes from butt-in-saddle when using a...
Forum: BMX
09-24-19, 02:13 PM
Replies: 6
Views: 896
Posted By dabac

With a coaster brake, the pedal can end up...

With a coaster brake, the pedal can end up anywhere it pleases on its circle when you brake. Can be a nuisance when cornering or dealing with other obstacles. With a hand operated brake, braking is...
09-10-19, 07:32 AM
Replies: 5
Views: 1,074
Posted By dabac

How itís used is hugely important. I got an...

How itís used is hugely important.
I got an ebike (mostly) for winter use, because the commute was wearing me down. My ebike cuts off at 16 mph. On decent roads, my average is 18 mph. So itís...
08-27-19, 11:34 PM
Replies: 7
Views: 838
Posted By dabac

Are you sure? Iíve never seen that, not even as a...

Are you sure? Iíve never seen that, not even as a hack repair.

The cups? AFAIK, no.
There are shims to install 1Ē headsets in 1 1/8Ē headtubes though.
If it was me, Iíd try shimming 1 1/8Ē crown...
Showing results 1 to 50 of 64
 


 
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