Search: Posts Made By: robo
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03-09-19, 08:45 AM
Replies: 4
Views: 704
Posted By robo

but the problems I’m seeing seem to be the...

but the problems I’m seeing seem to be the opposite. The fluid doesn’t ‘gel’, it leaks out. So I suspect the fluid is still liquid but the seals are being affected by the cold.
03-08-19, 06:04 PM
Replies: 4
Views: 704
Posted By robo

Shimano hydraulic disc brakes (BL-M396) leaking (I think) in very cold temps

My winter bike is a 2015 Scott Sub Speed 10, which has Shimano BL-M396 hydraulic discs.
I commute daily in Minneapolis, where we have cold winters, with commuting temps sometimes below -5ºF (-20ºC)....
11-15-18, 03:03 PM
Replies: 11
Views: 418
Posted By robo

Snapped front skewer!

Not much to do but replace it at this point, but I figured I'd post here anyway.

This was on my winter commuting bike, a 2015 Scott Sub Speed 10. Skewer was a generic looking 5mm allen key type...
09-24-18, 01:05 PM
Replies: 6
Views: 373
Posted By robo

Ah, should have mentioned that replacing the...

Ah, should have mentioned that replacing the pulleys was a last step after replacing the chainrings, chain, cassette, and BB last month - those were extremely worn (well, the BB seemed fine when i...
09-24-18, 09:40 AM
Replies: 6
Views: 373
Posted By robo

I did take care about the directional arrow on...

I did take care about the directional arrow on the bottom pulley (the top one didn't have any arrow). After lubing the bushing on the top pulley, it's a bit better.

The suggestion about the...
09-23-18, 07:03 PM
Replies: 6
Views: 373
Posted By robo

Derailleur pulley replacement

Today I replaced the 11 year old derailleur pulleys on my Ultegra 6500 rear mech. I bought these as replacements: https://www.amazon.com/gp/product/B01D9MQOJQ, which say they're compatible with the...
08-09-18, 08:40 AM
Replies: 18
Views: 295
Posted By robo

Wow. I tried reading up on current BB standards...

Wow. I tried reading up on current BB standards and my head is freaking spinning. Her bike has 2011 model year FSA MegaExo Cranks and an FSA MegaExo BB. The BB definitely has external bearings, so I...
08-08-18, 10:50 AM
Replies: 18
Views: 295
Posted By robo

I hear you. I use barcons on my own bike and...

I hear you. I use barcons on my own bike and currently have Sugino rings with no pins/ramps etc, which shift perfectly fine with the friction lever. But this isn't for my bike.



I'm guessing...
08-08-18, 10:47 AM
Replies: 18
Views: 295
Posted By robo

That SRAM 48/34 seems to be 'GXP' specific... I'm...

That SRAM 48/34 seems to be 'GXP' specific... I'm not 100% sure but I think that won't be compatible with a non GXP crank?

The Praxis rings are pretty expensive compared to SRAM and others. Are...
08-05-18, 08:32 AM
Replies: 18
Views: 295
Posted By robo

Thanks for the advice so far. I decided to start...

Thanks for the advice so far. I decided to start conservative on the back and ordered a SRAM 11-32 cassette, a Rival 22 medium cage (“WiFli”?) rear derailleur, and a new chain. Basically that hill...
08-04-18, 08:31 PM
Replies: 18
Views: 295
Posted By robo

Thanks - i was avoiding triple cranks since that...

Thanks - i was avoiding triple cranks since that would necessitate not only a new crank, but new brifter and new front derailleur.
08-04-18, 08:28 PM
Replies: 18
Views: 295
Posted By robo

Thanks - I might end up just getting the...

Thanks - I might end up just getting the equivalent of that, although $200 for that kit is silly when the individual parts cost about $125 total when bought separately :P
(Correction - not quite...
08-04-18, 11:18 AM
Replies: 34
Views: 816
Posted By robo

No, mountain bikes are set up to the same...

No, mountain bikes are set up to the same standard as any other bikes. However, I recall reading in some MTB magazine in the 90's about some mountain bike racer who came from a motocross ...
08-04-18, 11:09 AM
Replies: 18
Views: 295
Posted By robo

2011 SRAM Rival drivetrain overhaul options for wider gearing

My wife's daily driver is a cross bike with a 2011 SRAM Rival drivetrain. It probably has 20-30k miles on it, and the chain, cassette, and chainrings are way beyond worn out.
I could look for...
01-19-18, 01:12 PM
Replies: 34
Views: 4,719
Posted By robo

I bought a couple of Bula fleece balaclavas at...

I bought a couple of Bula fleece balaclavas at Costco last year, and use them every day bike commuting in Minneapolis (down well below 0F). I'm really happy with them - they're cheap ($10 each),...
09-09-17, 05:19 PM
Replies: 14
Views: 832
Posted By robo

Never followed up on this thread due to no...

Never followed up on this thread due to no responses at the time, but I sent photos to Gates and they immediately sent me a replacement sprocket that lasted the rest of the Minnesota winter with...
07-07-17, 11:07 AM
Replies: 20
Views: 2,574
Posted By robo

Yeah, the trailer is honestly like pulling a...

Yeah, the trailer is honestly like pulling a parachute behind the bike, it has so much aerodynamic drag. Not to mention a 27lb toddler and various toddler accessories :)
So, weight is not really an...
07-06-17, 11:26 AM
Replies: 20
Views: 2,574
Posted By robo

That's one of the things I mentioned at the top,...

That's one of the things I mentioned at the top, the carbon fiber rod that attached to the rear skewer.

I think it might be problematic as the trailer attachment goes to the same place...
07-06-17, 11:18 AM
Replies: 20
Views: 2,574
Posted By robo

lol.

lol.
07-05-17, 01:39 PM
Replies: 20
Views: 2,574
Posted By robo

Thanks - i think that might work. The trailer...

Thanks - i think that might work. The trailer hitch hangs down from the rear QR like this:
http://i.imgur.com/xeyfc1G.jpg

... so the question is whether the kickstand will clear it when in the...
07-05-17, 01:36 PM
Replies: 20
Views: 2,574
Posted By robo

I know this is possible.. that's what we've been...

I know this is possible.. that's what we've been doing for the past month. But after having the bikes go crashing over umpteen times while putting the kid into/out of the trailer, it's clearly not a...
07-05-17, 11:28 AM
Replies: 20
Views: 2,574
Posted By robo

Kickstand advice for nice frames w/o kickstand plates

Yes, i know, kickstands are dumb and used only by dumb people with dumb bikes :)

However, due to having a toddler in daycare who is dropped off and picked up by bike, using a Burley Encore...
07-05-17, 08:11 AM
Replies: 34
Views: 4,214
Posted By robo

I always enjoy the discussion here, including...

I always enjoy the discussion here, including going down the 'totally overkill for bicycle application' rabbit holes :)

And yes, I've been working on bikes long enough to take the "this is what we...
07-04-17, 12:36 PM
Replies: 34
Views: 4,214
Posted By robo

Ah, thank you - now I know what the things on my...

Ah, thank you - now I know what the things on my brake pads are called ;)
07-04-17, 12:12 PM
Replies: 34
Views: 4,214
Posted By robo

Regarding the washer. I thought about this and...

Regarding the washer. I thought about this and actually purchased an M5 stainless washer along with the bolt. Problem is that the inner diameter is too small to fit on the bolt. I'd have to...
07-03-17, 05:29 PM
Replies: 34
Views: 4,214
Posted By robo

The local hardware store came through. They had...

The local hardware store came through. They had the exact M6x20 bolt (well, almost.. the original bolt had an integrated washer, but I don't think that's important), in either A2-70 stainless or 12.9...
07-03-17, 12:00 PM
Replies: 34
Views: 4,214
Posted By robo

Hey, thanks for the responses. As some...

Hey, thanks for the responses.

As some people guessed, no, I don't use a torque wrench on this bolt. I do in most other locations but I guess with the seatpost bolt it was partly a matter of "I've...
07-02-17, 06:21 AM
Replies: 34
Views: 4,214
Posted By robo

Replacing seatpost-lug binder bolt. Does bolt strength grade matter?

After noticing some seatpost slippage and weird binding while trying to tighten my seatpost binder over the last year or so, I discovered last night that the threads on the bolt were... smushed? Not...
06-06-17, 07:07 PM
Replies: 14
Views: 713
Posted By robo

Ooh. I saw that purple Peacock Groove bike...

Ooh. I saw that purple Peacock Groove bike outside Angry Catfish a few months ago. I may have left some drool on it...
06-03-17, 01:31 PM
Replies: 14
Views: 713
Posted By robo

What's the deal with the poster? Looks like a...

What's the deal with the poster? Looks like a cheezy horror movie?
06-03-17, 01:18 PM
Replies: 51
Views: 7,054
Posted By robo

Awesome, thanks for the link. You realize it's...

Awesome, thanks for the link. You realize it's been 12 years since I posted the comment you're replying to though? ;)
01-23-17, 03:57 PM
Replies: 5
Views: 874
Posted By robo

Interesting. I had no intention of modifying the...

Interesting. I had no intention of modifying the tool though, as I have no expertise or equipment for doing so for a tool like that.

I do actually already own one with a center pin, but the wheel...
01-23-17, 12:35 PM
Replies: 5
Views: 874
Posted By robo

Thanks wschruba - that's the info I was looking...

Thanks wschruba - that's the info I was looking for. Might as well get the right tool for the job.
01-22-17, 09:32 PM
Replies: 5
Views: 874
Posted By robo

Park FR 1.2 or 1.3 for Centerlock disk brake rotors?

Hi - I'm a bit confused about the tools needed to safely install/remove Shimano centerlock disc brake rotors.

I have a Park FR-1.2 freewheel remover in my tool drawer. I'd actually forgotten this...
01-08-17, 03:51 PM
Replies: 14
Views: 832
Posted By robo

Rusting Gates Carbon Drive rear sprocket...

Anyone seen this happen? So much for the 'rust free system', after just a few weeks of riding my brand new Gates Carbon Drive system is red with rust. It seems to be coming from the rear sprocket.
...
01-08-17, 03:49 PM
Replies: 12
Views: 823
Posted By robo

Figured I'd post an update: I finally bought a...

Figured I'd post an update: I finally bought a set of deep sockets at Harbor Freight for about $10. They just barely fit, and I was able to loosen the bolt in the pedals.

Unfortunately, i...
12-21-16, 07:51 PM
Replies: 12
Views: 823
Posted By robo

Do they just loosen up with a bit of use or do...

Do they just loosen up with a bit of use or do you readjust them?
12-21-16, 01:26 PM
Replies: 12
Views: 823
Posted By robo

Ah, thanks! These look a lot more robust than...

Ah, thanks! These look a lot more robust than tube spanners as well.
12-21-16, 01:17 PM
Replies: 12
Views: 823
Posted By robo

These guys are 'sealed bearing' so I think just...

These guys are 'sealed bearing' so I think just loose ball with some rubber seals. As for the keyed axle, I watched a rebuild video for the Wellgo MG-1 and that one definitely was keyed. Wellgo does...
12-21-16, 11:39 AM
Replies: 12
Views: 823
Posted By robo

'Tube spanners' for pedal adjustment in the USA?

Wondering what the appropriate tool is for adjusting pedal bearing locknuts and cones, when they are deep down a shaft? I have a new set of Wellgo MG-5 pedals and due to the design (see below) a very...
11-20-16, 10:47 AM
Replies: 6
Views: 1,161
Posted By robo

Thanks - i'll see how this holds and look into...

Thanks - i'll see how this holds and look into that if it seems like it's necessary.
11-20-16, 10:36 AM
Replies: 6
Views: 1,161
Posted By robo

Thanks for the advice. I found another video with...

Thanks for the advice. I found another video with a simple but clever technique to widen the BB shell: https://www.youtube.com/watch?v=XdFLDSeK7LY

Basically, flip the pinch bolts around and have...
11-19-16, 08:44 PM
Replies: 6
Views: 1,161
Posted By robo

Brand new bike, want to adjust eccentric BB but it's stuck

Just received a new-in-box 2015 Scott Sub Speed 10 from an eBay seller, to be my winter commuter. This bike has a bunch of things I've never worked on before, in particular the eccentric BB and Gates...
07-19-16, 03:36 PM
Replies: 8
Views: 830
Posted By robo

I don't think he's even considering 'cheap thick...

I don't think he's even considering 'cheap thick rubberwall cruiser' tires. His comparisons have always been with other good quality and well regarded tires, including tires made by Panaracer who...
07-19-16, 01:10 PM
Replies: 8
Views: 830
Posted By robo

Jan Heine (who runs Compass Tires and Bicycle...

Jan Heine (who runs Compass Tires and Bicycle Quarterly) makes a big deal out of sidewall flexibility. According to his opinions and testing, supple sidewalls do make a difference to rolling...
Forum: Want To Buy
07-18-16, 12:11 PM
Replies: 0
Views: 1,550
Posted By robo

WTB: Spoke tension gauge (Park TM-1 or similar)

Looking for a Park TM-1 or similar spoke tension gauge.

Figured someone might have bought one of these in the past with wheel-building ambitions and it's now gathering dust? :)

Thanks
robo
05-06-15, 02:52 PM
Replies: 11
Views: 4,733
Posted By robo

(OK, if you edited out your snark, I'll edit out...

(OK, if you edited out your snark, I'll edit out my retort :P)

Anyway... I might play around with the level pull settings, and will let my wife ride on the brakes for a bit to see if they improve...
05-06-15, 02:35 PM
Replies: 11
Views: 4,733
Posted By robo

Why do multiple people in this thread think i'm...

Why do multiple people in this thread think i'm talking about a road bike? :lol:

Anyhow, thanks for the link, and yes, the specs do say these brakes are designed for linear pull levers.
05-06-15, 02:25 PM
Replies: 11
Views: 4,733
Posted By robo

Thanks dynaryder - Good point about the levers....

Thanks dynaryder - Good point about the levers. It definitely _feels_ like I'm simply not getting enough leverage from the brake lever. I'll play with that when I get home. I just looked up the model...
05-03-15, 12:50 PM
Replies: 38
Views: 4,949
Posted By robo

From the photo, that bike is probably a 1994...

From the photo, that bike is probably a 1994 model with an upgraded (1996-97) XT rear derailleur. Definitely not '89-90.

If you know the problem is with the shifters, I would suggest trying to...
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