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Search: Posts Made By: mrrabbit
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05-02-21, 12:51 PM
Replies: 54
Views: 17,021
Posted By mrrabbit

Originally, it was thought that Aluminum frames...

Originally, it was thought that Aluminum frames introduced in the mid-80s onward would have the overall advantage.

So they all had lifetime warranties initially. And of course, the promise that...
05-02-21, 12:35 PM
Replies: 11
Views: 630
Posted By mrrabbit

Technically, all modern day rims are tubeless...

Technically, all modern day rims are tubeless ready.

You can take pretty much any clincher rim and convert it to tubeless. It's all about proper installation of the right kind of tape and sealant...
05-01-21, 04:23 PM
Replies: 25
Views: 802
Posted By mrrabbit

First off, before even trying to align a rear...

First off, before even trying to align a rear derailleur hanger...the rear wheel must first be verified as a properly dished wheel.

THEN . . . that wheel is to be installed centered between the...
04-13-21, 02:10 PM
Replies: 13
Views: 748
Posted By mrrabbit

Some hubs like the Chosen A5012 are part. 1....

Some hubs like the Chosen A5012 are part.

1. Locknut inside hub on non-drive side is loosened first.
2. Then freehub is loosened and removed.

Both sides use a 11mm allen wrench.

=8-|
12-05-20, 12:36 PM
Replies: 18
Views: 1,187
Posted By mrrabbit

Gap calipers . . . . . . so long as sidewall...

Gap calipers . . .

. . . so long as sidewall thickness is .5 mm or more, there's some life left.

Most rims start at 1.4 to 1.6mm

=8-)
11-23-20, 07:11 PM
Replies: 21
Views: 1,163
Posted By mrrabbit

You're doing it wrong. The only time you...

You're doing it wrong.

The only time you loosen is to RESET and START OVER.

1. Loosen - tap with a plastic or rubber mallet to ensure the wheel is reset - i.e. has serious slack or play.
2. ...
11-14-20, 10:08 PM
Replies: 52
Views: 2,238
Posted By mrrabbit

Stress Relieving =8-|

Stress Relieving

=8-|
10-07-20, 09:05 PM
Replies: 26
Views: 1,668
Posted By mrrabbit

It will crack where the seattube meets the bottom...

It will crack where the seattube meets the bottom bracket lug.

It's made in Mexico....the cracking issue at the BB applies to 850, 1000, 1500, 2000 and sadly, 3000 modelos after 1981.

While the...
10-06-20, 11:23 AM
Replies: 2
Views: 423
Posted By mrrabbit

1. No super lights or light weights . . . middle...

1. No super lights or light weights . . . middle weights on up. You want inner wall thicknesses of 2.2mm or higher.
2. Washers are NOT hole fillers - they are head / elbow spacers.
3. The...
10-06-20, 11:09 AM
Replies: 14
Views: 1,129
Posted By mrrabbit

Bent cage . . . been in a side-swipe type...

Bent cage . . . been in a side-swipe type accident . . . and someone tried to bend it back . . . a little too far.

Repairable by the way.

=8-|
07-05-20, 01:08 PM
Replies: 38
Views: 1,496
Posted By mrrabbit

2 Kinds of dish for 99.9999% of the bicycles we...

2 Kinds of dish for 99.9999% of the bicycles we ride:

1. Adjective dish (appearance) caused by dual flanged hubs.
2. Verb dish (action) which is a TECHNICAL requirement for building ALL wheels....
07-05-20, 12:16 PM
Replies: 18
Views: 832
Posted By mrrabbit

You should change your sig: "Your Daily Dose...

You should change your sig:

"Your Daily Dose - Common Sense Rx"

=8-)
07-01-20, 08:38 PM
Replies: 11
Views: 618
Posted By mrrabbit

#1...

#1 (https://www.bikeforums.net/usertag.php?do=list&action=hash&hash=1) cause of broken nipples is spokes that are too short.

Nipples are fasteners, not spoke extenders.

A properly built wheel...
05-31-20, 06:17 PM
Replies: 26
Views: 1,286
Posted By mrrabbit

Do a stress relief cycle...see if any more break....

Do a stress relief cycle...see if any more break.

=8-|
05-30-20, 03:34 PM
Replies: 19
Views: 814
Posted By mrrabbit

People seem to have a hard time understanding...

People seem to have a hard time understanding that the stress relieving process has multiple benefits:

1. Early on, it assists with spoke setting.
2. Near finishing point, reveals if more work...
05-28-20, 10:34 AM
Replies: 27
Views: 1,090
Posted By mrrabbit

There are three levels for polish for stainless...

There are three levels for polish for stainless steel spokes:

no polish
semi-polished
polished

CN and Wheelsmith by default do polished.

But I've had CN do semi-polish for me in the past.
05-23-20, 08:56 AM
Replies: 9
Views: 398
Posted By mrrabbit

If the hubs are pure french....there's a slight...

If the hubs are pure french....there's a slight possibility they might be 13 balls rear (Maillard Helicomatic), much smaller (3/16 or 5/32) than the ball bearings we see for the typically 10 front...
09-09-19, 11:10 PM
Replies: 46
Views: 9,452
Posted By mrrabbit

What's really important here is that you have an...

What's really important here is that you have an assembly by which to keep the meter calibrated.

As general rule of thumb for modern day alloy rims:

Single wall = 90 to 95 kgf
Double wall = 95...
09-03-19, 09:27 PM
Replies: 6
Views: 1,687
Posted By mrrabbit

There's science and engineering... ...then...

There's science and engineering...

...then there's application.

Spoke calculator should simply provide a calculated length result.

Because a DT Swiss double butted 2.0 / 1.8 / 2.0 will...
09-03-19, 09:11 PM
Replies: 94
Views: 7,273
Posted By mrrabbit

Wow...just wow... 1. Most alloy rims are...

Wow...just wow...


1. Most alloy rims are rated for 90kgf to 110kgf tension AFTER a proper stress relieving cycle has been done.

2. Select makes and models can survive 110kgf to 130kgf.

3....
05-14-19, 02:04 PM
Replies: 6
Views: 508
Posted By mrrabbit

At a minimum...when a wheel is done: 1. Ends...

At a minimum...when a wheel is done:

1. Ends of the spokes must penetrate the thickness of the inner wall of the rim.
2. Come up to about 1.5mm below the screwdriver slot of the nipple.

That's...
02-16-10, 07:44 PM
Replies: 13
Views: 8,137
Posted By mrrabbit

Look at the screwdriver flat portion of the...

Look at the screwdriver flat portion of the nipples:

1. If spoke end has passed it - result = ok
2. If spoke end has reached the flat - result = ok
3. If spoke end has come up to within a...
Showing results 1 to 22 of 22


 
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