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Search: Posts Made By: oldbobcat
Showing results 1 to 50 of 684
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Forum: Fitting Your Bike
03-23-23, 04:30 PM
Replies: 18
Views: 522
Posted By Kontact

Since its the same model saddle, the nose is...

Since its the same model saddle, the nose is easier to measure to.
Forum: Fitting Your Bike
03-23-23, 03:01 PM
Replies: 14
Views: 358
Posted By Wildwood

oldbobcat - not the case for me regarding top...

oldbobcat - not the case for me regarding top tube, stem, setback.
French fit: top tube = 59.3 - 59.7; stem = 10.8 - 11.4
Eddy fit: top tube = 58.1 - 58.5; stem = 10.6 - 11.2

Adding the...
Forum: Fitting Your Bike
03-19-23, 12:44 PM
Replies: 18
Views: 522
Posted By Kontact

Going off what oldbobcat mentioned, instead of...

Going off what oldbobcat mentioned, instead of doing a bunch of calculation, try measuring BB to saddle nose, nose to hood, hood back to BB. You don't need angles to see if you get two similar...
Forum: Bicycle Mechanics
03-16-23, 10:10 AM
Replies: 50
Views: 920
Posted By iamLefty

I paid the bike mechanic around $10 when i had my...

I paid the bike mechanic around $10 when i had my hanger aligned. It’s cheaper here, most shops just charge $1 for a tune up. I’ll probably end up bringing the bike to him again.

Anyway, i’ll go...
Forum: Bicycle Mechanics
03-16-23, 08:47 AM
Replies: 50
Views: 920
Posted By Barry2

Just to add a little detail to the comment above....

Just to add a little detail to the comment above.

Replaceable derailleur hangers are made of aluminum for two reasons.
1. If you hit the rear derailleur (crash or drop bike) the hanger will...
Forum: Fitting Your Bike
03-13-23, 11:49 PM
Replies: 14
Views: 358
Posted By hsea17

I have tried the same thing. Set up the saddle as...

I have tried the same thing. Set up the saddle as recommended from their site, nearly 2 cm higher than my original position on a short bike ride this morning and as expected back pain now.
hsea17
Forum: Fitting Your Bike
03-12-23, 05:25 PM
Replies: 14
Views: 358
Posted By DangerousDanR

I had the same thing with Wrench Science's bike...

I had the same thing with Wrench Science's bike fit calculator. Their web site in general is an enigma to me. I try to save something and it is maybe not saved, the fit calculations are very...
Forum: Bicycle Mechanics
03-12-23, 11:02 AM
Replies: 9
Views: 258
Posted By Andrew R Stewart

How did you determine the rim's ERD? Back when i...

How did you determine the rim's ERD? Back when i was riding Monthelerys we used the charts in our Sutherlands Manual. As I recall these charts often placed the spoke end at the rim bed's surface. Not...
Forum: Fifty Plus (50+)
03-08-23, 07:47 AM
Replies: 21
Views: 612
Posted By shelbyfv

Dear Penthouse....

Dear Penthouse....
Forum: Fifty Plus (50+)
03-03-23, 11:34 PM
Replies: 20
Views: 700
Posted By smoore

Who cares about glasses that make you look...

Who cares about glasses that make you look "dorky" while riding. You're on a bike on the street wearing cycling shorts....you already look like a dork. ;)
Forum: Bicycle Mechanics
03-02-23, 12:09 PM
Replies: 2
Views: 120
Posted By alcjphil

That is correct. It is for hydraulic disc...

That is correct. It is for hydraulic disc callipers.It uses hydraulic fluid which won't operate a rim brake
Forum: Bicycle Mechanics
02-24-23, 01:56 PM
Replies: 64
Views: 2,330
Posted By Fredo76

I still enjoy working on GOOD or decent older...

I still enjoy working on GOOD or decent older bikes. Building up my brother's Rivendell Clem Smith Jr. as a 3x9 Shimano Mega-9 indexed bike was fun. It's a long fellow.
...
Forum: Bicycle Mechanics
02-23-23, 07:07 AM
Replies: 2
Views: 106
Posted By jimc101

Have you been to a bike shop? with threaded...

Have you been to a bike shop? with threaded forks, thinking it would be far easier to get them to order one in, as they take the risk if it doesn't fit

What your looking for (1" and threaded) is...
Forum: Bicycle Mechanics
02-22-23, 05:11 PM
Replies: 64
Views: 2,330
Posted By urbanknight

Good point. Well, they could be of the...

Good point.


Well, they could be of the first type, but they know it’s their job to be the second type when working on someone else’s bike.
Forum: Fitting Your Bike
02-22-23, 04:18 PM
Replies: 18
Views: 581
Posted By Polaris OBark

From OP: ​​​​​​​Hang on, let me get my...

From OP:



​​​​​​​Hang on, let me get my calculator.

7.5mm
Forum: Bicycle Mechanics
02-21-23, 08:51 AM
Replies: 10
Views: 464
Posted By Crankycrank

The freehub body should be flushed before adding...

The freehub body should be flushed before adding any lube. This guy has a very good vid on how to easily clean and lube the freehub body without taking it apart. How To...
Forum: Classic & Vintage
02-20-23, 02:13 PM
Replies: 504
Views: 16,244
Posted By AdventureManCO

https://cimg5.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg5.ibsrv.net/gimg/bikeforums.net-vbulletin/383x315/cliffbikeedit_04d2b26a5f14c7316b6da050b9b46e01b872398c.jpg
Forum: Classic & Vintage
02-20-23, 11:33 AM
Replies: 19
Views: 697
Posted By juvela

----- yes, indeedy do beginning 1973 ...

-----

yes, indeedy do

beginning 1973

L/V panto in fork crown may be one identified by MauriceMoss in one of his identifications...

bottom bracket shell looks like a BOCAMA...
Forum: Bicycle Mechanics
02-19-23, 11:41 PM
Replies: 6
Views: 134
Posted By maddog34

Let me be more blunt... Your brakes are making a...

Let me be more blunt... Your brakes are making a noise that bugs you enough to post a question seeking a solution... You are refusing to do any actual work on them, have not even inspected them, and...
Forum: Bicycle Mechanics
02-18-23, 09:20 PM
Replies: 64
Views: 2,330
Posted By smd4

Maybe this hobby isn’t for you. If you’ve got...

Maybe this hobby isn’t for you. If you’ve got unlimited funds to spend on bike mechanics, go for it! I’m sure they’ll be happy to take your money!
Forum: Classic & Vintage
02-18-23, 08:57 PM
Replies: 504
Views: 16,244
Posted By Spaghetti Legs

Well done on the resurrection and build! Can’t...

Well done on the resurrection and build! Can’t wait to see the final product! If you really want to show your commitment to the brand though, you’ll have to ride it over the Passo di Gavia like Andy...
Forum: Bicycle Mechanics
02-15-23, 05:41 PM
Replies: 65
Views: 1,586
Posted By Eric F

https://www.museumofplay.org/app/uploads/2021/08/B...

https://www.museumofplay.org/app/uploads/2021/08/BigWheel-sq.jpg
Forum: Bicycle Mechanics
02-15-23, 05:11 PM
Replies: 8
Views: 280
Posted By SurferRosa

If you can spin the post in the seat tube, but it...

If you can spin the post in the seat tube, but it won't pull out, you need to hammer it out.

If you cut off the top portion of the post, it's going to be difficult to hammer out, so you might have...
Forum: Bicycle Mechanics
02-15-23, 01:25 PM
Replies: 23
Views: 622
Posted By Eric F

YouTube is your friend for this stuff.

YouTube is your friend for this stuff.
Forum: Bicycle Mechanics
02-15-23, 01:19 PM
Replies: 23
Views: 622
Posted By Bill Kapaun

PARK tools website seems to be more up to date...

PARK tools website seems to be more up to date then I am.
Forum: Fitting Your Bike
02-13-23, 04:32 AM
Replies: 64
Views: 1,302
Posted By Redbullet

I am really sorry for bothering, I didn't imagine...

I am really sorry for bothering, I didn't imagine that this thread might create such a discomfort.
Please ignore it, I'll try to see whether it can be deleted.
Forum: Bicycle Mechanics
02-13-23, 01:31 AM
Replies: 22
Views: 658
Posted By maddog34

Will this fit? And as the others all point out,...

Will this fit? And as the others all point out, "renewing" those Simplexes is a lost cause.
I tear down over a hundred bikes a year.. i rarely find ANY usable simplex pieces. I searched: NOS...
Forum: Fitting Your Bike
02-12-23, 06:51 PM
Replies: 64
Views: 1,302
Posted By Atlas Shrugged

WTF. Just checked back into this thread and it...

WTF. Just checked back into this thread and it is a classic BF dog and pony show. Still don't know the manufacturer, why the secret? What mysterious location only provides one online source for...
Forum: Bicycle Mechanics
02-11-23, 08:12 AM
Replies: 39
Views: 1,168
Posted By Chuck M

It is too bad that the internet wasn't around...

It is too bad that the internet wasn't around back then so we could argue if whale semen or lanolin was better.
Forum: Bicycle Mechanics
02-10-23, 08:40 PM
Replies: 22
Views: 658
Posted By dsbrantjr

One reason hat plastic items tend to get brittle...

One reason hat plastic items tend to get brittle with age is called "plasticiser migration. Plastic items contain plasticisers to help keep them from becoming brittle and when they are lost from...
Forum: Fitting Your Bike
02-10-23, 03:38 PM
Replies: 64
Views: 1,302
Posted By Eric F

Refusal to provide any way to adjust the fit to...

Refusal to provide any way to adjust the fit to suit your needs is reason enough (IMO) to find another place to buy a bike.
Forum: Fitting Your Bike
02-10-23, 03:30 PM
Replies: 64
Views: 1,302
Posted By Redbullet

The certainly do have another bike to use the...

The certainly do have another bike to use the handlebar, since the change for me would be just to use the same type but from the lower size. But they said they don't do it and furthermore that they...
Forum: Bicycle Mechanics
02-10-23, 02:19 PM
Replies: 8
Views: 379
Posted By JohnDThompson

Maybe not the Campagnolo-branded ones, but Tektro...

Maybe not the Campagnolo-branded ones, but Tektro offers a functional substitute:
https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/614KmJ4WXoL._AC_SL1000_.jpg...
Forum: Bicycle Mechanics
02-10-23, 04:58 AM
Replies: 8
Views: 379
Posted By Kontact

Double pivot brakes don't act symmetrically. So...

Double pivot brakes don't act symmetrically. So what is perfectly centered when the brakes are in contact with the rim might be less centered when they are away.

Also, if you keep turning the...
Forum: Bicycle Mechanics
02-10-23, 04:07 AM
Replies: 7
Views: 202
Posted By Kontact

Are the rear pads hitting the frame's seat stays?

Are the rear pads hitting the frame's seat stays?
Forum: Fitting Your Bike
02-09-23, 05:55 PM
Replies: 64
Views: 1,302
Posted By Kontact

What's Reach+? All the things you're...

What's Reach+?


All the things you're talking about are taken care of by buying different barstems and changing the number of spacers under the barstem. I have yet to see an integrated bike that...
Forum: Bicycle Mechanics
02-08-23, 06:11 PM
Replies: 12
Views: 402
Posted By cyccommute

I’d suggest an SKS Shockboard...

I’d suggest an SKS Shockboard...
Forum: Bicycle Mechanics
02-08-23, 03:16 PM
Replies: 12
Views: 402
Posted By maddog34

this style attaches to the central Hole in the...

this style attaches to the central Hole in the Crown area... the rear fender attaches to the seat post. There are also many FRAME Mounted front fenders.. they zip tie to the downtube.. I've made...
Forum: Bicycle Mechanics
02-08-23, 07:57 AM
Replies: 3
Views: 243
Posted By Kontact

If everything else was done correctly, then your...

If everything else was done correctly, then your fork's flat mount may not be square and flat, causing the caliper to move around and loosen the screws. Take the bike to the dealer and have them...
Forum: Bicycle Mechanics
02-02-23, 10:33 PM
Replies: 14
Views: 468
Posted By maddog34

have you tried contacting the source of the...

have you tried contacting the source of the Problem? they may have a dealer in your area that will have that ridiculous tool... https://usa.dahon.com/pages/contact-us

there may also be a two prong...
Forum: Bicycle Mechanics
02-02-23, 09:57 PM
Replies: 14
Views: 468
Posted By Andrew R Stewart

Assuming you can't locate the proper tool a...

Assuming you can't locate the proper tool a Kingsbridge type fixed cup vise should work.
...
Forum: Bicycle Mechanics
02-01-23, 03:01 PM
Replies: 50
Views: 1,217
Posted By dsbrantjr

As Andrew Stewart points out, getting very...

As Andrew Stewart points out, getting very different braking systems to act identically is going to be a tough job. Just having them both work well is sufficient for safe operation.
Forum: Bicycle Mechanics
01-31-23, 09:39 PM
Replies: 50
Views: 1,217
Posted By Andrew R Stewart

With the shorter cable length, and often the more...

With the shorter cable length, and often the more direct path it takes, a front brake will pretty much always have less mush once the pads make contact with the rim. So even with the initial pad...
Forum: Fitting Your Bike
01-29-23, 01:16 PM
Replies: 68
Views: 2,386
Posted By Iride01

Are you certain of that? I thought it was the...

Are you certain of that? I thought it was the other way around. Most novices I've paid any attention too, including me, pedaled with the spindle between the ball of the foot and the toes.

As we...
Forum: Bicycle Mechanics
01-29-23, 10:41 AM
Replies: 7
Views: 329
Posted By Iride01

On square taper spindles, the length of the BB...

On square taper spindles, the length of the BB and the particular crankset you are using will determine where your chain line is. So if you or someone changed the crankset to something else, then...
Forum: Bicycle Mechanics
01-27-23, 05:53 PM
Replies: 19
Views: 451
Posted By maddog34

dude.. you NEED A NEW CABLE AND CASING.. that is...

dude.. you NEED A NEW CABLE AND CASING.. that is the Obvious thing... and i'd bet that the rest of the cables/casing are in similar Bad condition. Change them or risk injury.. your choice.
Forum: Bicycle Mechanics
01-27-23, 05:51 PM
Replies: 29
Views: 1,008
Posted By squirtdad

as noted before, no practical options ...

as noted before, no practical options

Anything else is a theoretical kludge at best, more likely non workable in reality

failure in the area of the fork/stem is likely painful

Just use...
Forum: Bicycle Mechanics
01-27-23, 05:11 PM
Replies: 12
Views: 355
Posted By Andrew R Stewart

I've suspected that the valve base is somewhat...

I've suspected that the valve base is somewhat compressible and with initial use there is some settling in that needs to be taken up. Or perhaps the valve base shape is not the best fit for the rim's...
Forum: Bicycle Mechanics
01-27-23, 02:04 PM
Replies: 19
Views: 451
Posted By smd4

Replacing cables is a job everyone should be able...

Replacing cables is a job everyone should be able to do on their own. If you have to take it to a shop, they can probably have the job completed by the time you go grab yourself a cup of coffee.
Forum: Bicycle Mechanics
01-27-23, 11:30 AM
Replies: 19
Views: 451
Posted By KerryIrons

Not probably. Look at the last picture - you can...

Not probably. Look at the last picture - you can see the rust on the casing metal. Total cable & casing replacement if the OP wants things to work right.
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