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Search: Posts Made By: oldbobcat
Showing results 1 to 50 of 239
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10-04-21, 08:03 PM
Replies: 15
Views: 378
Posted By Deetox

Acetone will work or you can buy this stuff: ...

Acetone will work or you can buy this stuff:
https://www.amazon.com/Bestine-Solvent-Thinner-Rubber-Cement/dp/B004O7HM38/

Also a good idea to store the can upside down to prevent air from getting...
09-25-21, 10:25 AM
Replies: 18
Views: 425
Posted By icemilkcoffee

Use the Force Luke. The SRAM group set has the...

Use the Force Luke. The SRAM group set has the YAW front derailleur so you donít have to trim. Just for that reason alone the SRAM wins.
But if I were you I would choose neither and go with your...
09-24-21, 08:54 PM
Replies: 8
Views: 451
Posted By Rolla

Use a 17T or a 19T cog with any chainring and...

Use a 17T or a 19T cog with any chainring and you'll always have 17 or 19 skid patches!

Gear inch charts do a good enough job, but if you have 650b wheels they usually don't list many tire sizes....
09-24-21, 03:09 PM
Replies: 18
Views: 425
Posted By shelbyfv

Yep. Around here you never know if someone has...

Yep. Around here you never know if someone has overlooked the obvious.:)
09-24-21, 02:40 PM
Replies: 18
Views: 425
Posted By cxwrench

I love these threads...OP askes 'Campy or...

I love these threads...OP askes 'Campy or SRAM?'...first 2 replies are Shimano.
09-23-21, 05:49 PM
Replies: 19
Views: 538
Posted By Bill Kapaun

From Sheldon- ...

From Sheldon-
https://www.sheldonbrown.com/bbsize.html

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/800x241/zz_6d0e491bafe93ce0322b432a099d776879a568a3.jpg
09-22-21, 08:53 AM
Replies: 79
Views: 2,378
Posted By smashndash

I think the confusion stems from the fact that...

I think the confusion stems from the fact that "carbon fiber" doesn't refer to carbon fiber. It refers to CFRP, which is, materially, VERY different from carbon fiber. As Zinn mentions, there are...
09-20-21, 08:23 AM
Replies: 23
Views: 743
Posted By hydrocarbon

For sure. Nice to see some data to back up what's...

For sure. Nice to see some data to back up what's been known to good wheelbuilders for ages.

It's well-established that butted spokes are superior to straight-gauge in every way except cost. I...
09-16-21, 09:23 AM
Replies: 23
Views: 743
Posted By cyccommute

Pillar Spokes...

Pillar Spokes (https://www.pillarspoke.com/spokes) doesnít present testing in a laced wheel but they appear to have measured the breaking strength of all of their various spokes. They likely used...
09-15-21, 07:22 AM
Replies: 23
Views: 743
Posted By shelbyfv

It's been several years but we had an amusing...

It's been several years but we had an amusing poster, arm chair engineer type, who went on at length about his efforts to convince some large company (DT Swiss?) that straight gauge spokes were...
09-14-21, 03:32 PM
Replies: 79
Views: 2,378
Posted By tankist

Carbon passes my test - it is strong enough to...

Carbon passes my test - it is strong enough to open a beer bottle :)

https://cimg7.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/carbon_13bcf63ba21fb052757356f5a791c2a79fdb35fe.jpg
09-11-21, 10:38 PM
Replies: 8
Views: 382
Posted By SalsaShark

Don't backpedal in the 10t. The only variable...

Don't backpedal in the 10t. The only variable that will change the backpedaling performance is changing the chainline. The rear derailleur has no bearing on this, being placed after the cassette...
09-05-21, 04:48 PM
Replies: 18
Views: 967
Posted By Bikedud

Update for anyone who may be interested. Thanks...

Update for anyone who may be interested. Thanks to silverado8405 for the photos and BB cable guide and to Jeff at Suwanee Creek Bicycles, the Gran Fondo is built. It fits exactly as I hoped and rides...
09-05-21, 10:29 AM
Replies: 22
Views: 598
Posted By Litespud

Iím voting chain. Sounds like your drivetrain is...

Iím voting chain. Sounds like your drivetrain is at the limit already, and big ring teeth are occasionally catching the unchamfered edges of the chain plates and lifting the chain up off the ring....
09-04-21, 06:20 AM
Replies: 37
Views: 832
Posted By JohnDThompson

Take the fork to an established bike shop with a...

Take the fork to an established bike shop with a proper fork race seat tool and have the race seat milled to ISO 26.4mm diameter. It shouldn't cost very much or take very long if you just bring the...
09-02-21, 09:23 AM
Replies: 9
Views: 502
Posted By c_m_shooter

You need an 8 speed chain. I also vote for SRAM...

You need an 8 speed chain. I also vote for SRAM because I like their quick links. I use SRAM chains on everything.
08-30-21, 08:15 AM
Replies: 13
Views: 583
Posted By dedhed

You need the shoulders to keep it from sliding...

You need the shoulders to keep it from sliding side to side.
08-29-21, 10:26 PM
Replies: 7
Views: 436
Posted By 70sSanO

If you are referring to Continental GP4000, they...

If you are referring to Continental GP4000, they have been replaced by GP5000. The only reason I mention that is that Continental has reduced the measured size of the GP5000 compared to the older...
08-29-21, 02:42 PM
Replies: 13
Views: 583
Posted By Ross200

Phil Wood makes 17 mm spindles in a wide range of...

Phil Wood makes 17 mm spindles in a wide range of lengths to get the right chainline with the square taper crank of your choice.
08-29-21, 07:26 AM
Replies: 3
Views: 191
Posted By andrewclaus

I admire your persistence. It seems every one of...

I admire your persistence. It seems every one of those has a different, sometimes hidden trick. Just the other day I found a hidden flat screwdriver notch to pry the triangular cover off a similar...
08-28-21, 11:43 PM
Replies: 22
Views: 729
Posted By 3alarmer

. ...I figured out a flat once for someone that...

.
...I figured out a flat once for someone that was due to an aluminum shaving that had fallen out of the rim, and adhered to the Velox rim tape. (It was left over from the drilling during...
08-25-21, 06:52 PM
Replies: 15
Views: 628
Posted By Andrew R Stewart

I've long thought that some casing plastic...

I've long thought that some casing plastic coating will shrink back over time. Andy
08-25-21, 02:03 PM
Replies: 15
Views: 628
Posted By blamester

Just cut it and if that doesn't work get a new...

Just cut it and if that doesn't work get a new outer.
08-23-21, 04:34 AM
Replies: 18
Views: 645
Posted By Jax Rhapsody

You don't need to be a vetran 50 year bike...

You don't need to be a vetran 50 year bike mechanic to flip a handlebar stem and possibly move some spacers around. I don't know why you went to quill stem conversion complications, bypassing just...
08-20-21, 07:52 PM
Replies: 6
Views: 489
Posted By ThermionicScott

I think a new chain and a steep hill would tell...

I think a new chain and a steep hill would tell you if you need to replace them. :)
08-17-21, 09:28 AM
Replies: 20
Views: 1,050
Posted By cxwrench

Exactly.

Exactly.
08-17-21, 12:46 AM
Replies: 38
Views: 1,357
Posted By JoeTBM

Even normal wear and tear parts have been delayed...

Even normal wear and tear parts have been delayed or in short supply. We have a LBS call our volunteer shop on several occasions to see if we had stock of rim liners, brake cables, etc. to loan/trade...
08-16-21, 07:45 PM
Replies: 38
Views: 1,357
Posted By Andrew R Stewart

Yes, we've had many repair jobs that waited for...

Yes, we've had many repair jobs that waited for parts, some for quite a while. We tell our customers that if they can find the needed parts to just buy them and we'll do the installs (in the past we...
08-16-21, 05:18 PM
Replies: 2
Views: 224
Posted By Andrew R Stewart

As the cog counts have increased the tolerances...

As the cog counts have increased the tolerances for this stuff have reduced. 9mm of difference in ft and rr chain lines will be a lot of difference. That's nearly 2 ring steps of difference. I would...
08-16-21, 12:11 PM
Replies: 20
Views: 669
Posted By mattkime

Update - I replaced the caliper, cleaned the...

Update - I replaced the caliper, cleaned the disc, and I'm using new pads. No squealing!

I had another M6000 around which I installed. I asked my wife if I should just get a new caliper and she...
08-11-21, 12:06 PM
Replies: 11
Views: 848
Posted By Racing Dan

$1, no brain, gear hanger alignment! :-)

Did like this today. Worked great.

https://youtu.be/WS2vd8N1Vos
08-04-21, 01:05 PM
Replies: 11
Views: 468
Posted By Kapusta

Cut you post length in half and get to the point....

Cut you post length in half and get to the point. Too much work sifting through all the asides to get the relevant info.

I donít get how your tube is blowing if it is in the tire. Is the tire...
08-04-21, 07:27 AM
Replies: 18
Views: 967
Posted By Bikedud

There is a threaded nut insert on the bottom of...

There is a threaded nut insert on the bottom of the BB to receive the screw for the cable guide and that's it. I don't recall any aluminum guide, just two small holes that look like they are for Di2...
07-05-21, 07:39 PM
Replies: 15
Views: 813
Posted By Kapusta

I find no benefit from expensive shifter...

I find no benefit from expensive shifter cable/housing. Anything half decent all works perfectly, in my experience.

Brake cable is different. Absolutely worth going for compressionless housing...
07-05-21, 04:33 PM
Replies: 15
Views: 813
Posted By CliffordK

I tend to purchase the cheapest stainless cable...

I tend to purchase the cheapest stainless cable that I can find in semi-bulk. Name brand if possible. I avoid the galvanized. I've bought a couple of rolls of lined Jagwire housing which should...
06-23-21, 03:28 PM
Replies: 15
Views: 768
Posted By VicBC_Biker

How does a person destroy grip tape? We need...

How does a person destroy grip tape?
We need pictures! :)
06-22-21, 02:51 PM
Replies: 16
Views: 517
Posted By CliffordK

Virtually all freewheels will wobble a bit when...

Virtually all freewheels will wobble a bit when coasting. Less common with cassettes/freehubs, but it may still be there.

I'm surprised your mechanic replaced the axle. Now it is possible that...
06-22-21, 09:39 AM
Replies: 5
Views: 469
Posted By cxwrench

I would strong advise against using it til the...

I would strong advise against using it til the washer is replaced. They put it in there for a reason.
06-21-21, 09:47 AM
Replies: 4
Views: 271
Posted By Bigbus

Check your chain for a sticky link, that's...

Check your chain for a sticky link, that's usually what causes it to happen to me where it feels like it's jumping but not changing gears.
06-18-21, 06:48 PM
Replies: 14
Views: 757
Posted By dsbrantjr

In general, SRAM shifters with names, like...

In general, SRAM shifters with names, like "Attack" will work with Shimano derailleurs. SRAM shifters with numbers, like X.1 and X.3 will index correctly with SRAM derailleurs.
06-18-21, 03:44 PM
Replies: 13
Views: 630
Posted By alo

People fitting tires to cars and trucks use water...

People fitting tires to cars and trucks use water with detergent in it, so it slides easier.
06-18-21, 11:39 AM
Replies: 11
Views: 557
Posted By ClydeClydeson

https://cimg8.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg8.ibsrv.net/gimg/bikeforums.net-vbulletin/654x595/headset_37e1e3c0535d7582d0432616a734a96a8a985019.png
Here is a diagram of the stem and top of headset assembly. The preload bolt needs...
06-17-21, 08:08 PM
Replies: 18
Views: 948
Posted By dedhed

Worst case a dremel/angle grinder and make a...

Worst case a dremel/angle grinder and make a couple wrench flats
06-14-21, 03:08 PM
Replies: 2
Views: 162
Posted By Het Volk

I called Chris King. I figured it out. 1.8MM...

I called Chris King. I figured it out. 1.8MM spacer.
06-14-21, 08:28 AM
Replies: 12
Views: 570
Posted By Iride01

ETRTO was around long before that bike was made...

ETRTO was around long before that bike was made in the 70's. I might agree that if the tires are original, then they may not have the ISO/ETRTO number stamped on them.

Though that's rare. I...
06-11-21, 07:52 AM
Replies: 24
Views: 1,082
Posted By Andrew R Stewart

There have been TI rims before. I rode the Araya...

There have been TI rims before. I rode the Araya Titan Ace for a couple of years about 40 years ago. One of the nicest rolling rims I ever used but just don't try to stop in the rain! Worse then...
06-10-21, 11:05 PM
Replies: 141
Views: 7,618
Posted By Rolla

https://cimg0.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg0.ibsrv.net/gimg/bikeforums.net-vbulletin/300x416/the_far_side_f52a891eaf75386f15f9e1f6800c2c191d370ece.jpeg
06-09-21, 09:25 PM
Replies: 10
Views: 558
Posted By thook

the max tooth capacity is 27 teeth (per shimano)...

the max tooth capacity is 27 teeth (per shimano) on that derailleur. it has a greater chainwrap than the short cage, but still the same cog clearance
...
06-09-21, 08:54 PM
Replies: 10
Views: 558
Posted By Andrew R Stewart

We have tried both 1 and 2 a number of times and...

We have tried both 1 and 2 a number of times and generally find a different der that is made to handle the gear range at play works better and for more miles then cobbing up a der that is maxed out...
06-09-21, 07:04 PM
Replies: 10
Views: 558
Posted By Bill Kapaun

Not going to try to count the teeth from your...

Not going to try to count the teeth from your pic, but are you exceeding the MAX cog size for that RDER? Typically, "road" RDER's max out around 28T, although you "MIGHT" be able to get a couple more...
Showing results 1 to 50 of 239
 


 
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