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Search: Posts Made By: Kontact
Showing results 1 to 50 of 1000
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Forum: Bicycle Mechanics
04-22-24, 11:07 PM
Replies: 43
Views: 844
Posted By Kontact

But, that is ugly no-name potential garbage. The...

But, that is ugly no-name potential garbage. The OP has a nice all RX100 group, and maybe just slapping random stuff in its place is unappealing. It's unappealing to me.

The OP could also find...
Forum: Bicycle Mechanics
04-22-24, 10:50 PM
Replies: 43
Views: 844
Posted By Kontact

The cranks weigh differently, recall the shifters...

The cranks weigh differently, recall the shifters were different, etc. Not the same.
Forum: Bicycle Mechanics
04-22-24, 09:47 PM
Replies: 24
Views: 214
Posted By Kontact

https://cimg4.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg4.ibsrv.net/gimg/bikeforums.net-vbulletin/364x528/image_22d86c7c52130173c8fa7859cc06e9c51c67922f.png

Lower left?
Forum: Bicycle Mechanics
04-22-24, 08:04 PM
Replies: 43
Views: 844
Posted By Kontact

I hate to go against the popular theme, but you...

I hate to go against the popular theme, but you can buy a pair of replacement 53/39t chainrings for $30 delivered. So it isn't cheaper to replace the whole crankset.
Forum: Classic & Vintage
04-22-24, 09:31 AM
Replies: 24
Views: 635
Posted By Kontact

They can ghost shift if not tight enough.

They can ghost shift if not tight enough.
Forum: Bicycle Mechanics
04-21-24, 06:54 PM
Replies: 48
Views: 25,545
Posted By Kontact

Okay. But it still exists.

Okay. But it still exists.
Forum: Bicycle Mechanics
04-21-24, 06:52 PM
Replies: 43
Views: 844
Posted By Kontact

And why bother with that, when the OP has such a...

And why bother with that, when the OP has such a narrow gear range right now and may get everything he needs with a 28t low cog? There are lots of places where the hills are neither particularly...
Forum: Bicycle Mechanics
04-21-24, 06:10 PM
Replies: 48
Views: 25,545
Posted By Kontact

It had one when you posted

See above.
Forum: Fitting Your Bike
04-21-24, 12:40 PM
Replies: 50
Views: 2,042
Posted By Kontact

I would go on everything you can find. Ask the...

I would go on everything you can find. Ask the local cycling club, ask shops that don't offer it, read the Google reviews, look for online discussion based on your city. The best you are going to do...
Forum: Bicycle Mechanics
04-21-24, 10:50 AM
Replies: 6
Views: 158
Posted By Kontact

https://wheelsmfg.com/bottom-brackets/trek-bb90-95...

https://wheelsmfg.com/bottom-brackets/trek-bb90-95.html
Forum: Bicycle Mechanics
04-21-24, 09:56 AM
Replies: 43
Views: 844
Posted By Kontact

You can't put 50x34 chainrings on a 130BCD crank.

You can't put 50x34 chainrings on a 130BCD crank.
Forum: Bicycle Mechanics
04-21-24, 08:29 AM
Replies: 43
Views: 844
Posted By Kontact

Because of all those 8 speed freewheels...

Because of all those 8 speed freewheels Cannondale used?

It's a cassette.
Forum: Bicycle Mechanics
04-21-24, 08:27 AM
Replies: 48
Views: 25,545
Posted By Kontact

Read the title line of his post.

Read the title line of his post.
Forum: Road Cycling
04-21-24, 08:15 AM
Replies: 24
Views: 706
Posted By Kontact

This is kind of weird engineering problem. On the...

This is kind of weird engineering problem. On the one hand, if you want something to flex more easily, building a curve into it should encourage it to flex with that curve. On the other hand,...
Forum: Bicycle Mechanics
04-21-24, 08:08 AM
Replies: 27
Views: 709
Posted By Kontact

Huh?

Huh?
Forum: Classic & Vintage
04-21-24, 07:59 AM
Replies: 34
Views: 966
Posted By Kontact

You could have taken the shifter mount out of the...

You could have taken the shifter mount out of the handlebar to get the cable started. That completely exposes the housing end.
Forum: Bicycle Mechanics
04-21-24, 07:50 AM
Replies: 29
Views: 597
Posted By Kontact

Hopefully the OP will actually look for hex...

Hopefully the OP will actually look for hex engagement deeper in the bolt before trying this.
Forum: Bicycle Mechanics
04-21-24, 07:47 AM
Replies: 6
Views: 158
Posted By Kontact

As I recall, BB90 Treks are just a shell that...

As I recall, BB90 Treks are just a shell that accepts bearings, and that shell pinches in to stop the bearing from going too far into the frame. Kind of like the removable clips do for BB30. Neither...
Forum: Bicycle Mechanics
04-21-24, 12:52 AM
Replies: 6
Views: 158
Posted By Kontact

Why does your BB90 say "BB86"? Did you leave...

Why does your BB90 say "BB86"?

Did you leave the outside races in place?
Forum: Bicycle Mechanics
04-20-24, 10:03 PM
Replies: 11
Views: 307
Posted By Kontact

Yeah, really. You might not be able to do much...

Yeah, really. You might not be able to do much for yourself, but it is utterly unnecessary to keep bashing every home mechanic that even considers accomplishing something on their own.

This type...
Forum: Bicycle Mechanics
04-20-24, 09:54 PM
Replies: 27
Views: 709
Posted By Kontact

Why are most of your posts attacking new people...

Why are most of your posts attacking new people for working on their bikes?
Forum: Bicycle Mechanics
04-20-24, 09:39 PM
Replies: 43
Views: 844
Posted By Kontact

Are you proposing replacing all the components on...

Are you proposing replacing all the components on hisbike except for your brake calipers to accommodate a triple crank?
Forum: Bicycle Mechanics
04-20-24, 09:28 PM
Replies: 29
Views: 597
Posted By Kontact

I don't think the suggestion to create a larger...

I don't think the suggestion to create a larger allen hole with a dremel tool was serious.
Forum: Classic & Vintage
04-20-24, 07:13 PM
Replies: 34
Views: 966
Posted By Kontact

Perhaps the OP could make the shifter cables even...

Perhaps the OP could make the shifter cables even longer and zip tie them to the brake cables?
Forum: Bicycle Mechanics
04-20-24, 07:11 PM
Replies: 43
Views: 844
Posted By Kontact

What 8 speed derailleur EVER was limited to a 23t...

What 8 speed derailleur EVER was limited to a 23t low cogs?


siearly If your chainrings are in reasonable shape and you don't want to spend a lot of money, a cassette that goes to 28t might be...
Forum: Classic & Vintage
04-20-24, 06:51 PM
Replies: 12
Views: 415
Posted By Kontact

Wait til you find out the seller is your lost...

Wait til you find out the seller is your lost twin brother.
Forum: Bicycle Mechanics
04-20-24, 06:36 PM
Replies: 29
Views: 597
Posted By Kontact

It doesn't work like that. There is no magical...

It doesn't work like that. There is no magical shape you can put into a round, stripped hole that is going to create a shoulder to torque against.
Forum: Bicycle Mechanics
04-20-24, 06:22 PM
Replies: 29
Views: 597
Posted By Kontact

Sure. Which is why I suggested that the allen...

Sure. Which is why I suggested that the allen wrench might need to be inserted further, possibly using some force.
Forum: Bicycle Mechanics
04-20-24, 06:15 PM
Replies: 29
Views: 597
Posted By Kontact

What does that have to do with an allen bolt?

What does that have to do with an allen bolt?
Forum: Bicycle Mechanics
04-20-24, 06:10 PM
Replies: 29
Views: 597
Posted By Kontact

It is machined stripped?

It is machined stripped?
Forum: Bicycle Mechanics
04-20-24, 05:48 PM
Replies: 1
Views: 86
Posted By Kontact

Use a toothpick to get a drop in place.

Use a toothpick to get a drop in place.
Forum: Classic and Vintage Bicycles: Whats it Worth? Appraisals.
04-20-24, 05:12 PM
Replies: 16
Views: 394
Posted By Kontact

I would think any famous name frame with Delta...

I would think any famous name frame with Delta equipped C-Record in great condition would fetch at least $2000.
Forum: Bicycle Mechanics
04-20-24, 05:01 PM
Replies: 4
Views: 171
Posted By Kontact

I don't understand how parts are both too long...

I don't understand how parts are both too long and too short, but all QR skewers are not made with identical parts, so just switching them is like putting a Toyota piston in a Ford engine.

Just...
Forum: Bicycle Mechanics
04-20-24, 04:53 PM
Replies: 20
Views: 342
Posted By Kontact

Why can't you replace a bad link with a new quick...

Why can't you replace a bad link with a new quick link?

Yes, 10 speed parts are common.
Forum: Classic & Vintage
04-20-24, 04:50 PM
Replies: 24
Views: 635
Posted By Kontact

So were Suntour Power Ratchets, but they need...

So were Suntour Power Ratchets, but they need some friction to adjust the tension range. But, as I pointed out, if they were designed for no friction input from the mounting bolt, why can we all add...
Forum: Bicycle Mechanics
04-20-24, 04:26 PM
Replies: 25
Views: 560
Posted By Kontact

If I recall correctly, the Hylix takes the wrong...

If I recall correctly, the Hylix takes the wrong size crown race - 27.0. But isn't the Hylix a carbon steerer fork, only?

The OP does not want used stuff, but for those that do, and have smaller...
Forum: Classic & Vintage
04-20-24, 03:49 PM
Replies: 24
Views: 635
Posted By Kontact

That doesn't explain why everyone else has been...

That doesn't explain why everyone else has been able to adjust the friction level on the shifter via the mounting screws and pressure washers, which you say is impossible.
Forum: Bicycle Mechanics
04-20-24, 10:25 AM
Replies: 17
Views: 383
Posted By Kontact

Aside from the stated correct size post and...

Aside from the stated correct size post and carbon paste, sometimes posts marked a certain size are not quite the right dimension, causing slip. It is easy to try a different post.
Forum: Bicycle Mechanics
04-20-24, 10:22 AM
Replies: 29
Views: 597
Posted By Kontact

It looks like the outer 1/8" of hex has been...

It looks like the outer 1/8" of hex has been rounded off. Have you actually pushed (or hammered) an allen wrench at least 1/2" in to make sure there isn't still engagement? I'd try that first.

If...
Forum: Bicycle Mechanics
04-20-24, 10:11 AM
Replies: 11
Views: 307
Posted By Kontact

The problem is that every 10mm of stack you...

The problem is that every 10mm of stack you remove creates 10mm of extra length of hydraulic brake line. Sometimes a fat tubed carbon frame has plenty of room to take up the slack in the downtube,...
Forum: Bicycle Mechanics
04-20-24, 09:59 AM
Replies: 20
Views: 342
Posted By Kontact

Look for a bent tooth on the chainring, a stiff...

Look for a bent tooth on the chainring, a stiff link in the chain and any sort of bend in the front derailleur cage.
Forum: Classic & Vintage
04-20-24, 02:38 AM
Replies: 24
Views: 635
Posted By Kontact

The lever doesn't have a d ring or anti rotation...

The lever doesn't have a d ring or anti rotation washer because, unlike a friction shifter, shifting doesn't change the tension adjustment.

You call it "properly adjusted", but still note it can...
Forum: Classic & Vintage
04-20-24, 12:17 AM
Replies: 24
Views: 635
Posted By Kontact

Well, they clearly can and do change resistance...

Well, they clearly can and do change resistance based on the screw, as noted in this excellent rebuild write up:...
Forum: Bicycle Mechanics
04-19-24, 09:47 PM
Replies: 43
Views: 960
Posted By Kontact

Where did you get this from?

Where did you get this from?
Forum: Classic & Vintage
04-19-24, 08:22 PM
Replies: 24
Views: 635
Posted By Kontact

This has not been my experience. I have had the...

This has not been my experience. I have had the lever slip while climbing, and corrected it with a slight adjustment to the mounting screw.
Forum: Road Cycling
04-19-24, 08:20 PM
Replies: 45
Views: 1,392
Posted By Kontact

It may not, but as the saddle is designed for sit...

It may not, but as the saddle is designed for sit bone support and has a perforated body under the sit bones that does not curve to the sides, it is supportive in a more comfortable and anatomic...
Forum: Road Cycling
04-19-24, 04:56 PM
Replies: 45
Views: 1,392
Posted By Kontact

I don't normally plug my product, but Kontact...

I don't normally plug my product, but Kontact saddles are great for no chamois or with street clothes because you just sit on your pelvic bones and the nose is narrow and out of your way.
Forum: Bicycle Mechanics
04-19-24, 04:51 PM
Replies: 43
Views: 960
Posted By Kontact

The photos showed perfectly that the derailleur...

The photos showed perfectly that the derailleur was not mounted correctly. The problem was all the respondents offering an opinion about a derailleur GENERATION that they apparently know nothing...
Forum: Classic & Vintage
04-19-24, 10:23 AM
Replies: 24
Views: 635
Posted By Kontact

I wouldn't add loctite because it may need to be...

I wouldn't add loctite because it may need to be adjusted for ghost shifting in the future. They are hard to take down for service, and don't really need any
Forum: Bicycle Mechanics
04-18-24, 10:48 PM
Replies: 12
Views: 311
Posted By Kontact

There is a lot of hokum surrounding wheels....

There is a lot of hokum surrounding wheels. Straight gauge spokes aren't junk that wear out, spokes generally never break if properly built and rims don't wear out from stress. Under normal...
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