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Search: Posts Made By: markjenn
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05-02-21, 03:17 PM
Replies: 28
Views: 1,237
Posted By markjenn

You're asking questions that could fill a few...

You're asking questions that could fill a few pages. Might start by giving us an actual budget. What you look for in a $500 bike is totally different than a $1500 bike.

Personally, I wouldn't look...
05-02-21, 03:02 PM
Replies: 34
Views: 928
Posted By markjenn

Comfort trumps everything and you're much more...

Comfort trumps everything and you're much more likely to get a dramatic improvement with saddle over tires. And depending on your clearances, you might be limited to 28mm which will be a very...
04-06-21, 04:54 PM
Replies: 40
Views: 1,488
Posted By markjenn

That was a HARD hit. I guess if the bike was an...

That was a HARD hit. I guess if the bike was an expensive model, a very valuable classic, etc., you might start looking into stripping it down, doing a very thorough inspection and maybe deciding to...
10-27-20, 11:16 AM
Replies: 1,582
Views: 498,554
Posted By markjenn

You guys changing out cranks, please publish the...

You guys changing out cranks, please publish the details of what you got, where, and how install went. I want to get rid of the stock crank on my 19 comp carbon X next spring.

- Mark
10-13-20, 11:33 AM
Replies: 73
Views: 3,836
Posted By markjenn

Mark needs more of an advantage these days than...

Mark needs more of an advantage these days than bigger pulleys are likely to provide. (Getting old is a b&^*%).

- Mark
09-06-20, 01:21 PM
Replies: 1,582
Views: 498,554
Posted By markjenn

A lot of riders go with a 38t in the front which...

A lot of riders go with a 38t in the front which gets you 38x42 which is pretty low and more/less matches common 2x setups. Of course, you pay the price in spinning out above 25mph or so, but for a...
09-04-20, 02:57 PM
Replies: 1,582
Views: 498,554
Posted By markjenn

I don't know..... a rack is a VERY handy thing to...

I don't know..... a rack is a VERY handy thing to have on almost any bike unless it's a strictly go-like-heck, group-ride, paceline special.

Here's a few photos (excuse the dirt - I ride my Sirrus...
09-03-20, 03:49 PM
Replies: 1,582
Views: 498,554
Posted By markjenn

I had no issue mounting a rack on my my Carbon...

I had no issue mounting a rack on my my Carbon Comp X which I believe is last year's equivalent to the 5.0. There are mounting bosses on the inside of the rear seat stays and on the bridge between...
08-19-20, 01:22 PM
Replies: 42
Views: 1,746
Posted By markjenn

We hearing things 2nd-hand from someone who is...

We hearing things 2nd-hand from someone who is obviously not a bike mechanic.

- Mark
08-18-20, 10:30 PM
Replies: 42
Views: 1,746
Posted By markjenn

These sorts of discussions tend to be co-opted by...

These sorts of discussions tend to be co-opted by the DIY'ers to evangelize investing in tools and learning to fix bikes yourself. Which is fine, if it's something you have interest in, but the...
08-02-20, 03:58 PM
Replies: 97
Views: 6,432
Posted By markjenn

Looks great. Suit yourself, but most of us just...

Looks great. Suit yourself, but most of us just leave off the plastic inner guard. It looks dorky and all it does is prevent an overshift from wedging the chain between the cluster and spokes, but...
Forum: Touring
07-24-20, 02:11 PM
Replies: 41
Views: 5,910
Posted By markjenn

Probably a few hundred for sand blasting the old...

Probably a few hundred for sand blasting the old paint off and doing the coating.... a lot depends on whether you want a standard color and whether the bike frame can be combined with other items...
07-01-20, 09:55 PM
Replies: 1,582
Views: 498,554
Posted By markjenn

I have a 19 Comp Carbon X that is of the type...

I have a 19 Comp Carbon X that is of the type subject to the recall and I haven't had any crank issues in over a year of 50-mile/week riding. I just checked the two pinch bolts - one was tight, the...
06-29-20, 09:44 PM
Replies: 1,582
Views: 498,554
Posted By markjenn

Does anybody proof things at Specialized? They...

Does anybody proof things at Specialized? They put out a "stop riding" safety notice with a note that they'll update things in a week, but fail to put a date on the notice.

- Mark
Forum: Road Cycling
06-04-20, 04:34 PM
Replies: 35
Views: 1,998
Posted By markjenn

I don't know the exact reasons why, but every...

I don't know the exact reasons why, but every stationary bike I've ever used requires more work to pedal out of the saddle than any of my actual bikes. It's just more work. I always attributed it...
05-27-20, 12:05 AM
Replies: 8
Views: 418
Posted By markjenn

It varies by bike and RD, but typically you can't...

It varies by bike and RD, but typically you can't remove ALL the slack from the cable by pulling the wire tight and clamping. There's some residual looseness that has to be adjusted out with the...
Forum: Road Cycling
05-26-20, 10:21 PM
Replies: 18
Views: 827
Posted By markjenn

Anyplace with a decent used bike market should...

Anyplace with a decent used bike market should have quite a few used bikes with your specs for $800 or less, perhaps quite a bit less if the bike is older and doesn't have the latest/greatest...
Forum: Touring
04-18-20, 10:51 AM
Replies: 20
Views: 1,406
Posted By markjenn

Suit yourself, but since the main reason you use...

Suit yourself, but since the main reason you use 3-bolt Look-type cleats (and put up with the difficulty in walking with an exposed cleat) is for maximum rigidity and efficiency, it would seem like...
04-07-20, 11:04 AM
Replies: 15
Views: 642
Posted By markjenn

Yes, itís impossible to know exactly until we get...

Yes, itís impossible to know exactly until we get better data, but if the virus does propagate so easily that simply passing by a person 6í away outdoors is all it takes, then the math says the...
04-07-20, 12:59 AM
Replies: 15
Views: 642
Posted By markjenn

Just my $0.02, but I think the pendulum of...

Just my $0.02, but I think the pendulum of worrying about getting CV has swung from way too optimistic (you only get it if someone directly sneezes or coughs on you) to way too pessimistic (you can...
03-21-20, 05:00 PM
Replies: 14
Views: 1,108
Posted By markjenn

If you've never ridden a bike with a significant...

If you've never ridden a bike with a significant load, I suspect what you're feeling is normal and would occur with almost any bike as bikes really tend to feel more flexible and less stable when you...
03-21-20, 02:56 PM
Replies: 13
Views: 1,085
Posted By markjenn

Good move. While there is nothing wrong with...

Good move. While there is nothing wrong with updating these bikes with newer components, they're only original once. And if I'm taking out an old bike, it's fun to experience stuff like downtube...
03-15-20, 11:56 PM
Replies: 1,582
Views: 498,554
Posted By markjenn

I think it depends on the Sirrus model but my X...

I think it depends on the Sirrus model but my X comes stock with 38s and depending on the tire and how muddy the terrain is, I think you could probably run 42s.

- Mark
03-15-20, 01:26 AM
Replies: 1,582
Views: 498,554
Posted By markjenn

I'm not an expert for all these bike...

I'm not an expert for all these bike types/models, but I also thought the Diverge was more of a wide-tire Roubaix endurance road bike rather than a hybrid bike with drop handlebars. I would think it...
02-13-20, 11:03 PM
Replies: 97
Views: 6,432
Posted By markjenn

Here's my two 400's which might encourage you to...

Here's my two 400's which might encourage you to keep at it. But if you're learning bike mechanics from square zero, I'd have reasonable expectations and work incrementally rather than attempting to...
01-07-20, 04:48 PM
Replies: 24
Views: 5,568
Posted By markjenn

Probably the latter. I was thinking of the 38t...

Probably the latter. I was thinking of the 38t limitation with road 130bcd cranks, but I think you can physically go down to something like 30t on 110.

I bet 38t would be a good compromise,...
01-07-20, 03:26 PM
Replies: 24
Views: 5,568
Posted By markjenn

I bet your crank is 110 BCD which limits you to...

I bet your crank is 110 BCD which limits you to 38t as the smallest chainring you can run. To go smaller, you have to go to a MTB crank.

- Mark
01-06-20, 01:41 AM
Replies: 11
Views: 803
Posted By markjenn

The new 520 bridge now has bike lanes, so you can...

The new 520 bridge now has bike lanes, so you can do a loop with both bridges if this appeals.

- Mark
01-04-20, 11:19 PM
Replies: 11
Views: 803
Posted By markjenn

March is a transition month - it's much less...

March is a transition month - it's much less likely to be rainy than Nov-Jan, but is nothing like the mostly-dry period of June-Sept. Temps are moderating and you can often get nice 60+ days, but it...
Forum: Touring
12-26-19, 12:56 AM
Replies: 26
Views: 2,413
Posted By markjenn

My advice is that if your bike can take a rear...

My advice is that if your bike can take a rear rack, getting one would be the first step. While you can certainly credit card tour without a rack, having one gives you lots of options - a simply dry...
Forum: Touring
12-15-19, 03:14 PM
Replies: 123
Views: 18,274
Posted By markjenn

This is a good video - the guy who does them (and...

This is a good video - the guy who does them (and another guy he's often with) really do a great job with the narration. But while comprehensive and very fair, it fails to directly discuss the #1...
Forum: Touring
12-08-19, 09:45 PM
Replies: 123
Views: 18,274
Posted By markjenn

The argument for 1x with respect to chainline is...

The argument for 1x with respect to chainline is that by having the front chainring in line with the middle of the rear cluster, the worst-case chainline is much better than the worst-case with 2x...
Forum: Touring
12-08-19, 01:53 PM
Replies: 123
Views: 18,274
Posted By markjenn

In my opinion, this is the least important reason...

In my opinion, this is the least important reason to not use 1x. Averaged over the way each drivetrain is typically used, I think chainline is improved in 1x.

- Mark
Forum: Touring
12-05-19, 11:21 AM
Replies: 123
Views: 18,274
Posted By markjenn

I like the simplicity of 1x and have it on most...

I like the simplicity of 1x and have it on most of my bikes.

The 42 chainring with 11-42 in back is pretty standard for a 1x system and gets you a 1:1 low gear which is usually adequate for most...
11-22-19, 03:51 PM
Replies: 22
Views: 3,587
Posted By markjenn

I don't know, but most lower-end Ti Litespeeds of...

I don't know, but most lower-end Ti Litespeeds of this era had either a Kinesis AL or Look carbon fork. They didn't look anything like your fork. So I'd venture it is something spec'ed by Bianchi...
11-21-19, 01:33 PM
Replies: 22
Views: 3,587
Posted By markjenn

This frame looks IDENTICAL to my mid-90's...

This frame looks IDENTICAL to my mid-90's Litespeed Natchez. The "TITANIUM" sticker on the top tube is also the same, but is applied rearward near the seat tube on the Litespeed. I like mine well...
11-17-19, 10:24 AM
Replies: 70
Views: 9,951
Posted By markjenn

To belabor this a little more, I didnít say a FD...

To belabor this a little more, I didnít say a FD took twice as long to setup as a RD; I said setting up a 1x drivetrain took less than half the time as 2x. You are completely eliminating one...
11-15-19, 03:45 PM
Replies: 70
Views: 9,951
Posted By markjenn

Good point. Fast group road rides is one area...

Good point. Fast group road rides is one area where the range/step compromises of 1x do sometimes bite. But spinning out at 22 mph would be VERY low gearing - with an 11-42 cluster and a 42 front,...
11-14-19, 02:42 PM
Replies: 70
Views: 9,951
Posted By markjenn

I'm "in" on 1x, on everything.... road bikes, CX,...

I'm "in" on 1x, on everything.... road bikes, CX, MTBs, hybrids, what have you. The minor compromises (at least for me) in gear spacing and/or range are MORE than compensated for by single-lever...
11-10-19, 02:23 PM
Replies: 12
Views: 899
Posted By markjenn

LOL. Fork tubes have room for more "Paramounts"...

LOL. Fork tubes have room for more "Paramounts" too! Since this thread is asks for "Thoughts....", my thought, which is worth exactly what you paid for it, is that this frame, as it's painted and...
Forum: Touring
11-07-19, 12:11 PM
Replies: 34
Views: 3,219
Posted By markjenn

I did the OTET from Cincinnati to Cleveland in...

I did the OTET from Cincinnati to Cleveland in 2016 on the organizer's annual supported group ride. Just a wonderful six-day trip on a superb route, 85% on dedicated bike path, mostly paved. Very...
09-14-19, 05:42 PM
Replies: 1,582
Views: 498,554
Posted By markjenn

I'm curious what you're after with brake...

I'm curious what you're after with brake upgrades. My stock Sirrus Comp X brakes are the best of any bike I've ever owned - smooth, powerful, progressive, and quiet.

- Mark
09-02-19, 10:56 AM
Replies: 1,582
Views: 498,554
Posted By markjenn

I don't know, I have almost the opposite...

I don't know, I have almost the opposite impression. In that they been turning the crank pretty actively the last few years, adding features and doing different variants. I know the X Comp Carbon...
Forum: Road Cycling
08-23-19, 11:03 PM
Replies: 39
Views: 3,972
Posted By markjenn

I think I-70 going up to the Eisenhower Tunnel...

I think I-70 going up to the Eisenhower Tunnel maxes out at 6% or so. There are some non-standard grades on interstates that are somewhat steeper, but interstate highways are generally engineered to...
Forum: Road Cycling
08-23-19, 10:43 PM
Replies: 39
Views: 3,972
Posted By markjenn

It's something you get a feel for once you get...

It's something you get a feel for once you get calibrated with some known grades. There's lots of ways to do this..... Google Maps/Earth have features to give you the elevations of any point (I...
Forum: Road Cycling
08-23-19, 10:43 AM
Replies: 39
Views: 3,972
Posted By markjenn

Yeah, the physics would seem to indicate that...

Yeah, the physics would seem to indicate that slowing down to half the speed for a twice as steep a climb would mean power output would be (about) the same, but it sure doesn't feel that way when...
Forum: Road Cycling
08-22-19, 01:15 PM
Replies: 39
Views: 3,972
Posted By markjenn

This list is heavily biased towards climbs with...

This list is heavily biased towards climbs with lots of elevation gain, but moderate steepness, so to me, I don't think it correlates very much to difficulty. Assuming appropriate gearing, climbing...
08-07-19, 10:35 PM
Replies: 26
Views: 3,347
Posted By markjenn

FWIIW, I've tried multiple ways to make cone...

FWIIW, I've tried multiple ways to make cone adjustments using various tools so as to avoid having to do trial/error adjustments (fitting hub to bike, closing QR, checking play) - none have worked...
07-29-19, 10:10 AM
Replies: 8
Views: 770
Posted By markjenn

I'm not a mechanical engineer, but I think cranks...

I'm not a mechanical engineer, but I think cranks are designed to be very stiff for efficiency and transfer of power which gives them very generous margins with respect to outright failure. I'd be...
07-26-19, 08:51 PM
Replies: 54
Views: 7,625
Posted By markjenn

I'm on the side that the organizers did the best...

I'm on the side that the organizers did the best they could with the situation. Canceling the entire stage would be patently unfair to those who had expended the energy on this stage to put...
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