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Search: Posts Made By: ctak
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Forum: Road Cycling
05-04-22, 02:05 PM
Replies: 54
Views: 1,584
Posted By ctak

Very similar to Bill Mould's findings, thanks for...

Very similar to Bill Mould's findings, thanks for sharing: "Some believe that a wheel built with tighter spokes is stiffer. It is not. Wheel stiffness does not vary significantly with spoke tension...
Forum: Road Cycling
05-02-22, 01:54 PM
Replies: 54
Views: 1,584
Posted By ctak

28mm gp5000s may actually fit your frame,...

28mm gp5000s may actually fit your frame, particularly if it is one of the newer Nitros.
Hunt makes quality carbon rim brake wheelsets. These...
04-21-22, 12:30 AM
Replies: 153
Views: 5,251
Posted By ctak

"This list is preliminary and is subject to...

"This list is preliminary and is subject to revision. Furthermore, the list will be enhanced to include original/repaint information as well as any applicable provenance information."

I would...
04-15-22, 11:33 PM
Replies: 153
Views: 5,251
Posted By ctak

I'd be pretty surprised if he gets more than $25k...

I'd be pretty surprised if he gets more than $25k for the lot.
Forum: Road Cycling
03-28-22, 02:50 PM
Replies: 38
Views: 1,765
Posted By ctak

Not a fan of the "stock" stainless stuff I've...

Not a fan of the "stock" stainless stuff I've seen, though I'd have zero qualms with a custom stainless all-road creation by Rob English.....
Forum: Road Cycling
03-28-22, 12:53 PM
Replies: 64
Views: 3,092
Posted By ctak

Carbon fiber and degradation over time (GCN)

Excellent video by GCN: https://youtu.be/ZeNX9QqN6B8

I've ridden my Roubaix quite hard and haven't noticed any issues around the Zertz insert areas, but I'll definitely monitor going forward...
Forum: Road Cycling
02-27-22, 01:22 PM
Replies: 63
Views: 5,209
Posted By ctak

r7000 is a quality groupset. you might check...

r7000 is a quality groupset.
you might check out Canyon's alu version of that bike. $700 less (better color imo), only .9-lb weight difference (19.6 vs 18.7 per Canyon) and will fit 32mm gp5000s...
02-01-22, 01:29 PM
Replies: 7
Views: 444
Posted By ctak

To follow up on this... after no email reply from...

To follow up on this... after no email reply from Wheels Manufacturing I ended up calling them directly and was - to my pleasant surprise - quickly routed to a knowledgeable tech there. He said...
01-27-22, 01:11 AM
Replies: 27
Views: 949
Posted By ctak

+1 for trp spyre

+1 for trp spyre
01-26-22, 12:19 PM
Replies: 207
Views: 6,706
Posted By ctak

Stunning

Stunning
01-16-22, 03:17 PM
Replies: 29
Views: 1,469
Posted By ctak

Intriguing cellophane pack job. Glad it arrived...

Intriguing cellophane pack job. Glad it arrived unscathed :love:
12-05-21, 11:54 PM
Replies: 7
Views: 674
Posted By ctak

Pic or it didn't happen :twitchy:

Pic or it didn't happen :twitchy:
11-30-21, 05:19 PM
Replies: 17
Views: 1,363
Posted By ctak

I had forgotten about Chris Pritchard's analysis...

I had forgotten about Chris Pritchard's analysis on this for 70kg riders ranging from 155 to 200cm tall (17-inches!). Fortunately, ZwiftPower now documents height changes... maybe everyone should...
11-24-21, 01:32 PM
Replies: 27
Views: 8,706
Posted By ctak

Question Hard to say how the next 3-months will go as...

Hard to say how the next 3-months will go as Zwift is still very much an experiment for me, but last winter (weekly avg vol of 15 hrs with less than 10% of this work above HR zone 3) my ftp went up...
11-18-21, 02:22 PM
Replies: 84
Views: 3,456
Posted By ctak

Almost everything? This isn't really c&v (nor is...

Almost everything? This isn't really c&v (nor is it mine), but this is where my 80s Impulse is headed.. :eek:
...
11-06-21, 11:50 PM
Replies: 7
Views: 444
Posted By ctak

Post install pic ...

Post install pic

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulletin/1500x2000/img_20211102_123822587_2a6ea282b800e9fba85fcd86f84f0a5dce6333de.jpg
11-06-21, 11:38 PM
Replies: 7
Views: 444
Posted By ctak

Wheels Manufacturing BB torque for carbon press fit frames

Recently I picked up a Wheels Manufacturing (WM) outboard bottom bracket from my local shop for my 2015 Specialized S-Works. WM specifies a torque range of 35-50nm for these outboard screw-together...
Forum: Road Cycling
10-31-21, 11:32 AM
Replies: 92
Views: 9,590
Posted By ctak

I'm a fan of vittoria latex with gp5000s. Noticed...

I'm a fan of vittoria latex with gp5000s. Noticed an improvement in RR at higher speeds but the extra suppleness and ability to run 10psi lower f&r without the risk of pinch flats was the main reason...
Forum: Road Cycling
10-26-21, 01:50 AM
Replies: 44
Views: 2,514
Posted By ctak

+1 for keeping both FrankTuna my gr270 (same...

+1 for keeping both FrankTuna my gr270 (same slack angles / geo) makes for an ideal "easy day" / gravel / winter rider. Clearances for fat, supple rubber (not to mention fenders) at 25-30psi add to...
10-08-21, 01:23 PM
Replies: 16
Views: 756
Posted By ctak

Sorry, meant that question for bear_a_bug

Sorry, meant that question for bear_a_bug
09-24-21, 10:39 AM
Replies: 113
Views: 7,076
Posted By ctak

'83 Centurion Pro Tour 15 gravel/winter bike:...

'83 Centurion Pro Tour 15 gravel/winter bike: https://www.flickr.com/photos/ctak/sets/72157718067791732/
...
09-19-21, 01:10 AM
Replies: 73
Views: 4,579
Posted By ctak

So much class..

So much class..
09-16-21, 11:19 AM
Replies: 124
Views: 7,214
Posted By ctak

1986 Trek 700 "Tri Series" - full Reynolds 531c...

1986 Trek 700 "Tri Series" - full Reynolds 531c tubeset with sport touring geo / clearance for 32mm rubber. Offers the right amount of flex given my weight, style of riding, etc. Very underrated imo
08-18-21, 12:43 PM
Replies: 97
Views: 6,094
Posted By ctak

Like many entrepreneurs, Jan Heine seems to be...

Like many entrepreneurs, Jan Heine seems to be skilled in outsourcing activities, marketing/promotion and agitating those who fail to embrace his way of doing things. He's found a niche market to...
08-04-21, 05:32 PM
Replies: 63
Views: 3,699
Posted By ctak

Partially agree if the idea is "to keep up with...

Partially agree if the idea is "to keep up with friends on modern bikes" without losing weight or gaining fitness, but ultimately it depends on a bunch of factors not limited to ride intensity,...
07-09-21, 09:19 PM
Replies: 128
Views: 7,277
Posted By ctak

Not entirely true, autologous blood doping has...

Not entirely true, autologous blood doping has been widely practiced since the 1960s in cycling and track & field, among other sporting events, and is highly effective...
07-08-21, 11:27 AM
Replies: 128
Views: 7,277
Posted By ctak

Bugs me about as much as the fact that positive...

Bugs me about as much as the fact that positive drug tests in Merckx's day carried a 1-month suspension
07-05-21, 11:34 AM
Replies: 158
Views: 19,456
Posted By ctak

Nice build and ride report! I'll be curious to...

Nice build and ride report! I'll be curious to hear how these Soma SV tires hold up over the next 1000 miles or so.
06-09-21, 01:51 PM
Replies: 31
Views: 3,142
Posted By ctak

Update time: I currently have 2,043 miles on the...

Update time: I currently have 2,043 miles on the Trek 700, which has established itself as my go-to choice for most rides. Several adjustments have recently been made to better accommodate Seattle...
06-06-21, 01:51 PM
Replies: 326
Views: 59,342
Posted By ctak

Thanks for posting these scans. nice to see...

Thanks for posting these scans. nice to see actual frame & fork weights in the article..
06-03-21, 04:04 PM
Replies: 29
Views: 2,049
Posted By ctak

I shared the link merely to point to the rolling...

I shared the link merely to point to the rolling resistance data for GP5000s. My comparative opinion vs RH tires is based on personal experience over many miles. I was initially skeptical of BRR's...
05-29-21, 03:33 PM
Replies: 138
Views: 12,642
Posted By ctak

I've definitely enjoyed following your 620...

I've definitely enjoyed following your 620 project through its various incarnations, both in person and through thread updates. No doubt by the time it has received its new posts and pigment, 'Super'...
05-17-21, 12:49 PM
Replies: 5,204
Views: 3,658,428
Posted By ctak

My '85 720 on the John Wayne Pioneer Trail...

My '85 720 on the John Wayne Pioneer Trail outside of Seattle: https://www.evergreenmtb.org/trails/john-wayne-pioneer-trail-iron-horse-state-park...
05-08-21, 01:10 PM
Replies: 26
Views: 2,664
Posted By ctak

Continental GP5000 700x32 would be my...

Continental GP5000 700x32 would be my recommendation, with medium/long reach calipers as RiddleOfSteel suggested. I've been quite pleased with the R650s + 32mm Contis on my '86 Trek 700, which has...
04-30-21, 01:10 PM
Replies: 18,883
Views: 2,319,747
Posted By ctak

Pretty sure I saw you on my ride yesterday......

Pretty sure I saw you on my ride yesterday... coming from the opposite direction along SRT on my blue 80s Trek :thumb:
04-28-21, 01:33 PM
Replies: 18,883
Views: 2,319,747
Posted By ctak

Picture from Monday's 90 miler out near Tokul,...

Picture from Monday's 90 miler out near Tokul, near the base of the Cascade Range
...
04-17-21, 12:45 PM
Replies: 2,402
Views: 562,438
Posted By ctak

https://cimg7.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg7.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1333/sdim3918_3cd143a050f97b381880c2b87ce7288fcd5a6957.jpg
1986 Trek 700 "Tri Series" at the arena
04-17-21, 12:36 PM
Replies: 132
Views: 19,548
Posted By ctak

Soma Portola - excellent bars. Given the design...

Soma Portola - excellent bars. Given the design the brake lever body will sit slightly lower than with traditional bars so a long quill stem might be helpful
04-16-21, 04:25 PM
Replies: 132
Views: 19,548
Posted By ctak

1985 Trek 720

One more with the 700c treatment, pictured near the Cedar River Watershed a few weeks ago
...
04-16-21, 04:13 PM
Replies: 132
Views: 19,548
Posted By ctak

1983 Centurion Pro Tour 15 and 1980 Pro Tour

2 Centurion Pro Tours set up for long rides, both with ample clearance for 700x38mm (up to 42mm depending on manufacturer). Takes me 90 min to get out to most gravel / logging trails from where I...
04-09-21, 07:06 PM
Replies: 138
Views: 12,642
Posted By ctak

Some kidding aside... ...

Some kidding aside...
https://cimg9.ibsrv.net/gimg/bikeforums.net-vbulletin/768x768/fat_tire_bike_weld_tutorial_diy_09_43dcc6dfbc64fa726fc9c40cae64d15e38dfa270.jpg
04-09-21, 01:55 PM
Replies: 138
Views: 12,642
Posted By ctak

Well, I'm not much of a Soma rubber fan but maybe...

Well, I'm not much of a Soma rubber fan but maybe a ~42mm tire with thicker casing might be worth testing prior to dimple / re-invention time if you can stomach the extra grams. I have 1500mi and...
03-29-21, 11:51 PM
Replies: 42
Views: 5,712
Posted By ctak

Make just 4 more posts (10 total) and you'll be...

Make just 4 more posts (10 total) and you'll be able to upload images, but an Adventure sounds promising based on your stated intention.
Here's a link to the Koga Miyata archive for further...
03-29-21, 02:45 PM
Replies: 42
Views: 5,712
Posted By ctak

:love: ...

:love:

https://cimg2.ibsrv.net/gimg/bikeforums.net-vbulletin/1080x1080/125083546_3882697465074421_4208291439363420898_n_4107d91297ee887b991b25d8ad6016b75438b8a0.jpg
03-29-21, 02:42 PM
Replies: 42
Views: 5,712
Posted By ctak

Great archival touring pics in the RSF insta

Great archival touring pics in the RSF insta
03-29-21, 01:08 PM
Replies: 42
Views: 5,712
Posted By ctak

Two mtb touring-ish builds on Radavist that some...

Two mtb touring-ish builds on Radavist that some might find strangely appealing :innocent:

1980s Panasonic Mountain Cat: https://theradavist.com/2020/09/panasonic-mountain-cat-project/...
03-29-21, 04:07 AM
Replies: 42
Views: 5,712
Posted By ctak

j19 Any idea what the gravel shortcuts you are...

j19 Any idea what the gravel shortcuts you are thinking of look like?

Here's my Trek 720 with 35mm Schwalbe G-One tires, currently set up for 80+ mile day rides on routes that are approx 75% paved...
03-28-21, 05:05 PM
Replies: 2,699
Views: 976,192
Posted By ctak

Thanks! worked out pretty well for yesterday's 86...

Thanks! worked out pretty well for yesterday's 86 miler, though 38mm tires would have helped a lot in several areas with rough gravel
...
03-26-21, 09:28 PM
Replies: 2,699
Views: 976,192
Posted By ctak

1985 Trek 720 test build, just in time for a long...

1985 Trek 720 test build, just in time for a long ride tomorrow

https://cimg4.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1333/sdim3722_6a91664da78a79f6d1744615af00e22f06932dad.jpg
03-24-21, 03:47 PM
Replies: 18
Views: 1,147
Posted By ctak

Joined! Also interested in groups specific...

Joined!

Also interested in groups specific to Washington State - or the PNW more generally - to learn more about regional routes and follow others knowledgeable in this regard.
Showing results 1 to 50 of 113
 


 
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