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Search: Posts Made By: Drew Eckhardt
Showing results 1 to 50 of 1000
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Forum: Road Cycling
04-08-20, 01:38 PM
Replies: 6
Views: 210
Posted By Drew Eckhardt

Unfortunately they don't sell a cassette suitable...

Unfortunately they don't sell a cassette suitable for road riding. The tightest is a 10-11-12-13-14-15-17-19-21-24-27-31-36 with no 16 cog. Aftermarket alternatives like a 10-32 and 10-28 are...
Forum: Road Cycling
04-08-20, 01:33 PM
Replies: 4
Views: 97
Posted By Drew Eckhardt

He should be properly positioned with his saddle...

He should be properly positioned with his saddle mounted "flat," nothing the kicked up tail on some saddles tends to roll people forwards.
Forum: Road Cycling
04-08-20, 01:31 PM
Replies: 16
Views: 281
Posted By Drew Eckhardt

Nearly 100% of electric bicycles exceed the local...

Nearly 100% of electric bicycles exceed the local multi-use path 15 MPH speed limit by 1/3, while a fraction of recreational users that are a minority of total cyclists do.

When bike paths have...
04-08-20, 12:36 PM
Replies: 32
Views: 2,246
Posted By Drew Eckhardt

Yes. That will get you more endurance and make...

Yes. That will get you more endurance and make knee problems less likely.
04-08-20, 11:29 AM
Replies: 28
Views: 383
Posted By Drew Eckhardt

A firm narrowish saddle shaped to suit your...

A firm narrowish saddle shaped to suit your anatomy/posture with correct positioning.

Your weight will be supported by your ischial tuberosities. With squishy padding on your saddle or shorts, it...
Forum: Road Cycling
04-06-20, 08:25 AM
Replies: 32
Views: 1,232
Posted By Drew Eckhardt

You're not going to increase your FTP "trying to...

You're not going to increase your FTP "trying to really hit it hard for longer than an hour."

The greatest gains in power at lactate threshold, anaerobic threshold (AnT, VT2, LT4), FTP, CP60, or...
04-06-20, 08:04 AM
Replies: 28
Views: 517
Posted By Drew Eckhardt

Spokes fail due to fatigue, with the number of...

Spokes fail due to fatigue, with the number of cycles survived a function of average stress and magnitude of variation.

You have about 750 stress cycles per mile from spokes losing tension passing...
04-06-20, 07:32 AM
Replies: 38
Views: 792
Posted By Drew Eckhardt

It's a good idea but doesn't rule out...

It's a good idea but doesn't rule out implementation issues.

The move to road brake.shift units with under bar tape routing and hoods level with bar tops added a tight ninety degree guide which...
04-05-20, 12:42 PM
Replies: 11
Views: 223
Posted By Drew Eckhardt

You probably broke the spring carrier, especially...

You probably broke the spring carrier, especially if you haven't upgraded from metal to plastic. They also fail due to fatigue, usually taking more time than one set of G-springs bu less than two.
...
Forum: Road Cycling
04-04-20, 09:38 AM
Replies: 24
Views: 762
Posted By Drew Eckhardt

Injury prevention, comfort, ease of riding.

Injury prevention, comfort, ease of riding.
04-03-20, 03:43 PM
Replies: 3
Views: 174
Posted By Drew Eckhardt

Get the Kurt. They have more flywheel mass so...

Get the Kurt. They have more flywheel mass so your workout isn't as limited by the weak spot in your cadence, a bigger roller for lower tire wear, can provide 2000W of resistance for sprints, and...
04-03-20, 02:26 PM
Replies: 21
Views: 464
Posted By Drew Eckhardt

Depending on what tools you're missing, that...

Depending on what tools you're missing, that could be really useful.
04-03-20, 01:55 PM
Replies: 21
Views: 464
Posted By Drew Eckhardt

It depends on what sort of bikes you own. Modern...

It depends on what sort of bikes you own. Modern ones wouldn't use any of those except the chain whip and tire levers. The spoke wrench may be one of the three common sizes that you need.

- Disc...
04-02-20, 04:10 PM
Replies: 24
Views: 428
Posted By Drew Eckhardt

I didn't notice a wear difference on my 700x25...

I didn't notice a wear difference on my 700x25 GP4000SII at 90 psi between outdoor and indoor on a Kurt trainer when stuck inside after breaking my collarbone.

YMMV.
Forum: Road Cycling
04-02-20, 08:24 AM
Replies: 56
Views: 2,060
Posted By Drew Eckhardt

It's awesome. It's the fastest and most...

It's awesome.

It's the fastest and most comfortable way to ride on the road.

With proper fit you can comfortably ride as long as you want; e.g. 20 hours around a 200 mile loop climbing two of...
Forum: Road Cycling
03-31-20, 04:10 PM
Replies: 146
Views: 4,107
Posted By Drew Eckhardt

How much do you weigh, how much does your bicycle...

How much do you weigh, how much does your bicycle weigh, what is your mean maximal power curve, what grades are you climbing, how long are they, and what is the total length of your rides?

You...
03-31-20, 04:05 PM
Replies: 26
Views: 659
Posted By Drew Eckhardt

Just use a 12" ruler and measure over 11". The...

Just use a 12" ruler and measure over 11". The extra 0.005 inches (0.05%) isn't perceptible or significant.
Forum: Road Cycling
03-31-20, 03:28 PM
Replies: 76
Views: 1,983
Posted By Drew Eckhardt

Yes but the effects are within epsilon of zero. ...

Yes but the effects are within epsilon of zero.

The added rubber would increase rolling resistance just like moving from thin latex tubes to thicker butyl rubber.

With about 1% of the wheel...
03-31-20, 10:59 AM
Replies: 26
Views: 659
Posted By Drew Eckhardt

No. It's worn out when a new chain...

No.



It's worn out when a new chain skips on it.

Rings are worn out when the same thing happens or you have uncommanded shifts to smaller rings which can cause a crash when you're standing....
03-31-20, 10:54 AM
Replies: 26
Views: 659
Posted By Drew Eckhardt

They're not accurate because they make...

They're not accurate because they make assumptions about roller clearance which does not impact pitch change and cog/ring wear.

You're better off with a $1 12" ruler measuring over the first 11"...
03-28-20, 12:07 PM
Replies: 26
Views: 766
Posted By Drew Eckhardt

Sure. I bought a spare Garmin Edge 800 before the...

Sure. I bought a spare Garmin Edge 800 before the supply dried up (it works with older versions of Golden Cheetah, and didn't crash riding roundabouts like the 810 which followed). I also picked up a...
03-28-20, 12:04 PM
Replies: 11
Views: 291
Posted By Drew Eckhardt

Garmin computers act as USB storage which is...

Garmin computers act as USB storage which is accessible from any computer.

Wahoo computers implement Media Transfer Protocol like cameras which is still a standard but has less support on older...
03-28-20, 07:39 AM
Replies: 15
Views: 525
Posted By Drew Eckhardt

Degreasing does more harm than good because...

Degreasing does more harm than good because you'll never get the same penetration as the factory lubricant applied in a hot bath.

I add lubrication (currently ProLink Gold) whenever my chain...
03-27-20, 07:25 PM
Replies: 45
Views: 2,137
Posted By Drew Eckhardt

If you're not gaining weight, you can eat as much...

If you're not gaining weight, you can eat as much as you do now and lose a pound a week without being hungry by riding an hour a day at an endurance pace.

Do that first thing in the morning and...
Forum: Road Cycling
03-27-20, 05:46 PM
Replies: 48
Views: 2,039
Posted By Drew Eckhardt

We're faster at high levels of competition,...

We're faster at high levels of competition, although individual variation matters more for recreational cyclists.

Men have a 10% higher power to weight ratio and are larger. Better power to weight...
03-26-20, 01:44 PM
Replies: 7
Views: 289
Posted By Drew Eckhardt

SKU reduction for greater profits, which also...

SKU reduction for greater profits, which also drove the move to threadless stems and more cogs.

Add a cog, shrink the double small ring to 34T, you have the same range as triple cranks with the...
03-26-20, 09:19 AM
Replies: 10
Views: 542
Posted By Drew Eckhardt

That's not an accurate tool because it measures...

That's not an accurate tool because it measures between opposite sides of the starting and ending rollers although new chain roller clearance is not standard and wear does not effect pitch which is...
03-25-20, 03:23 PM
Replies: 16
Views: 282
Posted By Drew Eckhardt

I've had annoying clicking from a PowerTap wheel...

I've had annoying clicking from a PowerTap wheel due to its freehub pawls needing fresh grease and a slightly sticky link that made no noise with the same cassette on another wheel.
03-25-20, 01:50 PM
Replies: 12
Views: 335
Posted By Drew Eckhardt

Stronglight, Specialites TA, Praxis Works, FSA. ...

Stronglight, Specialites TA, Praxis Works, FSA.

Shimano's better chainrings (Ultegra+) are nice. Material unspecified, but probably forged 7075-T6. 105 seem to be stamped out of sheet metal that's...
03-25-20, 01:14 PM
Replies: 12
Views: 316
Posted By Drew Eckhardt

Campagnolo equipment is reasonably priced if it...

Campagnolo equipment is reasonably priced if it doesn't say "Record" and you buy new equipment overseas.

Search for Centaur.

These will probably sell for a reasonable amount of money...
03-25-20, 12:47 PM
Replies: 10
Views: 541
Posted By Drew Eckhardt

It won't stretch that far, and if by "5" you mean...

It won't stretch that far, and if by "5" you mean harder than "4" it'll settle in the other direction.

Watch the Park video.
03-25-20, 08:27 AM
Replies: 6
Views: 184
Posted By Drew Eckhardt

It is almost 20 years old, introduced in 2000 for...

It is almost 20 years old, introduced in 2000 for the 2001 model year.
03-25-20, 08:19 AM
Replies: 25
Views: 1,049
Posted By Drew Eckhardt

You need metal pedals with some grip. When I...

You need metal pedals with some grip.

When I couldn't ride road bikes for a while due to a herniated disc, my wife and I bought a pair of hybrids at the bike shop with plastic pedals.

I slipped...
03-24-20, 05:11 PM
Replies: 6
Views: 184
Posted By Drew Eckhardt

2010 right 10 speed Ultrashift levers got a new...

2010 right 10 speed Ultrashift levers got a new index disc with stiffer detents due to customer complaints in 2009
2015 the Ultrashift design changed

IIRC, all the 2010 Ultrashift levers run...
03-24-20, 09:11 AM
Replies: 22
Views: 682
Posted By Drew Eckhardt

Continental tires install readily on tight rims...

Continental tires install readily on tight rims without tools when you run two wraps of 1 mil Kapton tape totaling 0.005" versus .020" for Velox, start the second bead 180 degrees opposite of the...
03-23-20, 06:00 PM
03-23-20, 01:03 PM
Replies: 4
Views: 259
Posted By Drew Eckhardt

You'll want to shim your big ring out to prevent...

You'll want to shim your big ring out to prevent chain rub. Wheels Manufacturing, LeTour, and Origin 8 all make 0.5mm spacers for this purpose.

My "9 and 10 speed compatible" FSA Carbon Pro...
03-23-20, 01:00 PM
Replies: 12
Views: 335
Posted By Drew Eckhardt

It depends. Those machined from thick 7075-T6...

It depends. Those machined from thick 7075-T6 aluminum sheet are very strong. Those stamped out of light 6061 are not
03-23-20, 12:57 PM
Replies: 135
Views: 6,883
Posted By Drew Eckhardt

I'm riding outdoors, with exercise specifically...

I'm riding outdoors, with exercise specifically exempt from the San Francisco Bay Area shelter in place order provided we stay at least six feet from other people.
03-18-20, 11:30 AM
Replies: 11
Views: 281
Posted By Drew Eckhardt

They ended in the 2008 model year, although I...

They ended in the 2008 model year, although I think Campagnolo continued to make new ones for a little while.



On the front derailleur. Campagnolo monkeyed with them a bit; I don't know how...
03-18-20, 10:49 AM
Replies: 11
Views: 281
Posted By Drew Eckhardt

G-spring levers will shift anything, using 6-7 of...

G-spring levers will shift anything, using 6-7 of 12 clicks for Campagnolo triple derailleurs leaving more for Devinci and Mountain Tamer quads.

Those have the original pointy-hood shape or second...
03-17-20, 06:19 PM
Replies: 57
Views: 3,676
Posted By Drew Eckhardt

Note the section 5 exception for "Essential...

Note the section 5 exception for "Essential Travel" defined in Section 10 paragraph h to include access to "Essential Activities" as subparagraph i.
...
03-17-20, 07:28 AM
03-16-20, 05:22 PM
Replies: 17
Views: 865
Posted By Drew Eckhardt

The Santa Clara County, San Mateo, and San...

The Santa Clara County, San Mateo, and San Francisco City/County orders allow it. They appear identical suggesting the same is true in the other three counties.

Santa Clara:...
03-16-20, 05:19 PM
Replies: 57
Views: 3,676
Posted By Drew Eckhardt

The text is searchable; the...

The text is searchable; the sections/subsections/paragraphs (e.g. iii.) are not.
03-16-20, 02:35 PM
Replies: 57
Views: 3,676
Posted By Drew Eckhardt

Cycling is an essential activity under SF Bay Are shelter-in place order

The Santa Clara County, San Mateo County, and San Francisco City/County orders allow recreational cycling. They appear identical suggesting the same is true in the other three counties.

Santa...
03-13-20, 02:26 PM
Replies: 17
Views: 486
Posted By Drew Eckhardt

I cycle over six jerseys one per riding day, a...

I cycle over six jerseys one per riding day, a short sleeve set for temperate weather and long sleeve thermal set for cold.

The zippers are holding up fine machine washing and air drying, apart...
Forum: Road Cycling
03-11-20, 05:50 PM
Replies: 43
Views: 1,167
Posted By Drew Eckhardt

Right foot forward. I wonder if it's...

Right foot forward.

I wonder if it's opposite of board sports, with goofy footers being left foot forward on bikes.
Forum: Road Cycling
03-11-20, 05:48 PM
Replies: 11
Views: 559
Posted By Drew Eckhardt

Wheels Manufacturing, LeTour, and Origin 8 all...

Wheels Manufacturing, LeTour, and Origin 8 all make 0.5mm chainring shims so you can avoid rub pairing a 10 speed crank with a wider 9 speed chain.
Forum: Road Cycling
03-11-20, 05:45 PM
Replies: 18
Views: 510
Posted By Drew Eckhardt

It's more pleasant. If I didn't care about...

It's more pleasant.

If I didn't care about having a more pleasant experience I'd still be riding my 12 speed from 1987 when that two rings plus a six speed freewheel.
Showing results 1 to 50 of 1000
 


 
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