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Search: Posts Made By: Sonofamechanic
Showing results 1 to 50 of 267
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Forum: Classic & Vintage
03-24-24, 05:49 AM
Replies: 80
Views: 9,016
Posted By Sonofamechanic

Pantah, Congratulations!!! You’ve been looking...

Pantah, Congratulations!!! You’ve been looking for a moonrise for a while now.
Forum: For Sale
11-29-23, 10:00 PM
Replies: 5
Views: 1,004
Posted By Sonofamechanic

The bike is still available. It’s a gorgeous...

The bike is still available. It’s a gorgeous color combination and a fast geometry. To be clear, it takes 650c wheels—this frame was set up for time trials. I have 2 sets of 650c if needed.
Forum: For Sale
11-28-23, 08:54 PM
Replies: 5
Views: 1,004
Posted By Sonofamechanic

PM sent

PM sent
Forum: Classic & Vintage
06-15-23, 01:29 PM
Replies: 64
Views: 13,292
Posted By Sonofamechanic

Early Quantum’s came with polished aluminum...

Early Quantum’s came with polished aluminum fork—so best guess is its original. Re. stiffness…its still amazing to me how comfortable a Klein Quantum rides when a Cannondale aluminum frame of the...
Forum: Classic & Vintage
06-11-23, 05:59 PM
Replies: 64
Views: 13,292
Posted By Sonofamechanic

Klein Quantum Pro fixie attempt

Had a Klein Quantum Z set up as a fixie (cracked rear dropout so converted to horizontal dropouts) but the Campy Pista crankset outclassed the bike…so swapped out and built up this Quantum Pro with...
Forum: Bicycle Mechanics
06-06-23, 11:38 AM
Replies: 5
Views: 424
Posted By Sonofamechanic

Sidi brand run narrow and work well with Speedplay

Sidi brand run narrow and work well with Speedplay
Forum: Bicycle Mechanics
05-17-23, 05:17 AM
Replies: 11
Views: 333
Posted By Sonofamechanic

Yeah….I think you are giving way too much rope to...

Yeah….I think you are giving way too much rope to those who choose to respond with sarcasm to a newbie’s attempt at a question.
Forum: Bicycle Mechanics
05-16-23, 09:02 PM
Replies: 11
Views: 333
Posted By Sonofamechanic

If this helps, i had a similar issue with my rear...

If this helps, i had a similar issue with my rear wheel—only a noise with weight on the bike—ended up being a spoke out of tension—so you could run the wheel over to your local bike shop(LBS) and...
Forum: Bicycle Mechanics
05-16-23, 08:45 PM
Replies: 5
Views: 308
Posted By Sonofamechanic

26 to 44 so a ~9mm thick shim?—you will want...

26 to 44 so a ~9mm thick shim?—you will want something that doesn’t compresses
too much after that much build up—so tape is likely out and metal foil wrapped almost 1cm thick will be difficult to...
Forum: Classic & Vintage
05-09-23, 09:37 PM
Replies: 264
Views: 27,165
Posted By Sonofamechanic

https://cimg9.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg9.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/img_7275_482ecfca839d9b96b1a9295066c922721af673aa.jpeg
Klein Quantum Pro. I’ve ridden Chinese carbon, Italian carbon, Italian and...
Forum: For Sale
02-18-23, 07:26 AM
Replies: 13
Views: 2,165
Posted By Sonofamechanic

You know your stuff! ;) I’ll add (not to your...

You know your stuff! ;)
I’ll add (not to your comments but to others) that while it’s true that quality and variety of paint dropped after the move to Waterloo, I’ve never seen evidence of frame...
Forum: For Sale
02-16-23, 06:26 PM
Replies: 13
Views: 2,165
Posted By Sonofamechanic

PS…the bike listed here is a Chehalis, Klein-team...

PS…the bike listed here is a Chehalis, Klein-team built bike.
Forum: For Sale
02-16-23, 06:24 PM
Replies: 13
Views: 2,165
Posted By Sonofamechanic

…this will be interesting…

…this will be interesting…
Forum: Bicycle Mechanics
01-07-23, 09:16 AM
Replies: 10
Views: 1,323
Posted By Sonofamechanic

Agree with veganbikes —and for the record, the...

Agree with veganbikes —and for the record, the “fishbone” (non-Jagwire) kits out on eBay from the Chinese vendor are pure junk (…at least the two sets I purchased.)
Forum: Classic & Vintage
01-06-23, 10:57 AM
Replies: 14
Views: 800
Posted By Sonofamechanic

Gary over at SSSink says the sheet is ready. Not...

Gary over at SSSink says the sheet is ready. Not sure they have it up on their site yet or if rideandgoseek had any luck but if you copy paste the pic above Gary will know what you are referring to....
Forum: Bicycle Mechanics
12-28-22, 07:45 PM
Replies: 182
Views: 16,284
Posted By Sonofamechanic

He apologized for dissing Fulcrum. How is your...

He apologized for dissing Fulcrum. How is your response in any way helpful or illuminating? We are all bike enthusiasts here with more in common than disparate. Let’s keep this a positive forum.
Forum: Bicycle Mechanics
12-28-22, 10:44 AM
Replies: 182
Views: 16,284
Posted By Sonofamechanic

I’m in agreement with the OP. It’s more than...

I’m in agreement with the OP. It’s more than ‘suffering fools’ or ‘toxic’ ideas (as previous post called it). It’s pretty inescapable nastiness. You could recommend flipping your bike upside down...
Forum: Bicycle Mechanics
12-26-22, 03:43 PM
Replies: 38
Views: 1,357
Posted By Sonofamechanic

…in a coastal salt-air environment, washing your...

…in a coastal salt-air environment, washing your bike with water is not an ideal solution—it adds water into joints and crevices on a bicycle that won’t dry out easily and then the next ocean breeze...
Forum: Bicycle Mechanics
12-26-22, 10:17 AM
Replies: 38
Views: 1,357
Posted By Sonofamechanic

I grew up on the SW coast of Australia in the 70s...

I grew up on the SW coast of Australia in the 70s (100 yards from the beach) and the only bicycle (or motorcycle) in that town that escaped the ubiquitous and almost immediate sheen of rust and...
Forum: Singlespeed & Fixed Gear
12-01-22, 07:36 PM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

Brilliant! I didn’t think of the tandem crank...

Brilliant! I didn’t think of the tandem crank option. Even without the splined cog I’d think a standard track/fixie set up could be used in reverse quite easily with its reverse thread (LH)...
Forum: Singlespeed & Fixed Gear
12-01-22, 05:46 PM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

…and “how” did you get the pedals to thread? Take...

…and “how” did you get the pedals to thread? Take them apart and swap out the pedal axles?
Forum: Singlespeed & Fixed Gear
12-01-22, 05:44 PM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

Let’s start with the “why”…other than “because”,...

Let’s start with the “why”…other than “because”, perhaps you had an asymmetric bb and the non-drive side gave you a closer/better chain-line?
Forum: Singlespeed & Fixed Gear
11-02-22, 05:38 PM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

Gorgeous build! My favorites are that old-school...

Gorgeous build! My favorites are that old-school crankset and what look to be (?) scalloped seat stay ends going up to the seat collar. Nicely done!
Forum: Classic and Vintage Bicycles: Whats it Worth? Appraisals.
11-01-22, 02:07 PM
Replies: 8
Views: 815
Posted By Sonofamechanic

Thanks for the clarification! I’ve seen the...

Thanks for the clarification! I’ve seen the early Quantum with the aero shifter mount—never realized they were internally routed but that makes sense given the lever position. That set-up must have...
Forum: For Sale
11-01-22, 01:56 PM
Replies: 13
Views: 2,165
Posted By Sonofamechanic

Klein Quantum Race 55 Gator Fade. ~’00 Frame-set only

I’ve never seen another like it. Original paint with no dents, bubbles or touch-ups. Gary Klein signature. A few minor stone chips on seat and chain stays—see pictures. Extremely light frame that...
Forum: For Sale
11-01-22, 01:37 PM
Replies: 0
Views: 377
Posted By Sonofamechanic

Klein Quantum 57 Blaze Green ‘92 frame-set only

Not mint….paint is original, shiny and ‘glows’ like a true fluorescent color should, bb (pressed) and headset are smooth, BUT decals (vinyl) are new, there is sun fading and chipping around the seat...
Forum: For Sale
11-01-22, 12:47 PM
Replies: 5
Views: 1,004
Posted By Sonofamechanic

Klein Aeolus 56 ~1995 Coral Reef Frame-set

Gorgeous color and pretty rare. This takes 650c wheels for TT or triathlon racing (I have the original Rolfs or Carbon aero HEDS—pictured—if interested.) It fits more like a 55cm in my opinion but...
Forum: For Sale
11-01-22, 12:30 PM
Replies: 0
Views: 397
Posted By Sonofamechanic

Klein Quantum 59 Magenta ~’92—frame-set only

Mint…except for tire rubs thru the paint on the chain stays. No dents, no dings, no bubbling, and almost no fade (which is really rare for magenta). Original paint and decals, no touch-ups. Custom...
Forum: Classic and Vintage Bicycles: Whats it Worth? Appraisals.
11-01-22, 12:08 PM
Replies: 8
Views: 815
Posted By Sonofamechanic

I wouldn’t say its one of Klein’s “lower...

I wouldn’t say its one of Klein’s “lower models”…yours was the top of the line road bike at the time—a few years later they transitioned to internal cable routing and split the Quantum line into Pro...
Forum: Want To Buy
11-01-22, 11:46 AM
Replies: 3
Views: 1,951
Posted By Sonofamechanic

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/1572b45b_4050_4397_add9_7bc07ba7b453_70e535e63578cd303cc55d6fdfc214efb4c44805.jpeg
‘92 (?) sized 58 (rides like a 59) Klein quantum in...
Forum: Classic & Vintage
10-07-22, 06:40 PM
Replies: 80
Views: 9,016
Posted By Sonofamechanic

. I get too wrapped up in the paint—the real...

. I get too wrapped up in the paint—the real beauty of the Klein is in the ride. Your Quantum looks great!
Forum: Classic & Vintage
10-07-22, 12:42 PM
Replies: 80
Views: 9,016
Posted By Sonofamechanic

Moonrise is my favorite too, but an even rarer...

Moonrise is my favorite too, but an even rarer bird: a Quantum in gator fade. I see quite a few moonrise and even a few team dolomites in Quantum (road) frames, but so far only one gator fade in a...
Forum: Classic & Vintage
10-07-22, 09:26 AM
Replies: 80
Views: 9,016
Posted By Sonofamechanic

W ...

W
https://cimg4.ibsrv.net/gimg/bikeforums.net-vbulletin/1220x2000/0c96e0fb_72d1_4f98_b1d1_27296ee770e4_c7f95b4103de2a228bd4c31d664ee0f0df5c0b80.jpeg...
Forum: Bicycle Mechanics
10-07-22, 07:31 AM
Replies: 112
Views: 4,347
Posted By Sonofamechanic

To be clear, the exact same lateral centrifugal...

To be clear, the exact same lateral centrifugal force is in play, undiminished, but by angling the bike that becomes more vertical (relative to the bike and, importantly, to the wheel structure.) Its...
Forum: Bicycle Mechanics
10-07-22, 06:03 AM
Replies: 112
Views: 4,347
Posted By Sonofamechanic

Exactly. “Vertical” parallel to the lean angle of...

Exactly. “Vertical” parallel to the lean angle of the bike. And exactly— there is some remaining lateral force (centrifugal I’m referring to as it “pushes” the bike “outward”) which is what the...
Forum: Bicycle Mechanics
10-06-22, 10:00 PM
Replies: 112
Views: 4,347
Posted By Sonofamechanic

First, we are all in agreement there is lateral...

First, we are all in agreement there is lateral force on a wheel in a ‘4 wheel’ configuration where there is no lean angle, or ‘camber’ (in the author’s words). This is what the study is covering. ...
Forum: Bicycle Mechanics
10-06-22, 01:05 PM
Replies: 112
Views: 4,347
Posted By Sonofamechanic

….but under the two wheel modeling it clarifies...

….but under the two wheel modeling it clarifies “The model will not consider explicitly the effects of roll movement and camber change”….and (to Yan’s point) it is exactly camber (what we’d call...
Forum: Bicycle Mechanics
10-06-22, 10:39 AM
Replies: 112
Views: 4,347
Posted By Sonofamechanic

Lol…i was going to comment that water is not as...

Lol…i was going to comment that water is not as stringy as….but you are right…better we let this go….
Forum: Bicycle Mechanics
10-05-22, 08:31 AM
Replies: 112
Views: 4,347
Posted By Sonofamechanic

oh, come on…;)… you don’t see the irony and humor...

oh, come on…;)… you don’t see the irony and humor in the juxtaposition of Yan’s consistent understanding of physics followed by his incongruous, disconnected phrases like “an insurmountable valley of...
Forum: Bicycle Mechanics
10-04-22, 06:16 PM
Replies: 112
Views: 4,347
Posted By Sonofamechanic

Agreed!!! I did my part to add two photos with...

Agreed!!! I did my part to add two photos with sarcastic arrows drawn all over…but people took them seriously!!
Forum: Bicycle Mechanics
10-04-22, 12:34 PM
Replies: 112
Views: 4,347
Posted By Sonofamechanic

You guys are great! I completely understand what...

You guys are great! I completely understand what cyccommute is saying…but BT is the one who is more correct in the main. BT…it appears you are mixing words some times (as I read it) —. You and...
Forum: Classic & Vintage
09-26-22, 12:43 PM
Replies: 25
Views: 1,332
Posted By Sonofamechanic

…wow!

…wow!
Forum: Singlespeed & Fixed Gear
09-26-22, 09:40 AM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

Nice! But 40-20…then that just has to be a...

Nice! But 40-20…then that just has to be a freewheel? Your legs would spin off going down those hills if it was a fixie! Either way, nice set up—it sure looks to be fun!
Forum: Singlespeed & Fixed Gear
09-26-22, 09:06 AM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

What crank length and gear combo do you run for...

What crank length and gear combo do you run for that type of a course? Do you stay with shorter (~165) cranks and push something close to 42-17?
Forum: Singlespeed & Fixed Gear
09-22-22, 02:36 PM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

Only time i’ve seen anything like it is on...

Only time i’ve seen anything like it is on courier bikes so they can lock them up anywhere, leaning on anything, and not beat up the paint.
Forum: Singlespeed & Fixed Gear
09-22-22, 02:07 PM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

Is that padding on the top, seat and down tubes?

Is that padding on the top, seat and down tubes?
Forum: Classic & Vintage
09-21-22, 06:31 PM
Replies: 25
Views: 1,332
Posted By Sonofamechanic

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulle...

https://cimg6.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/455bf676_0689_4b57_8edf_aae712d82521_2d10073aa79ceb663c6a200ef05da9bf9e6b09f6.jpeg
Rear hangar cracked—first had it all welded and...
Forum: Bicycle Mechanics
09-21-22, 06:39 AM
Replies: 41
Views: 2,670
Posted By Sonofamechanic

Now, you’re already one of the more knowledgeable...

Now, you’re already one of the more knowledgeable and helpful contributors on this ‘mechanics’ forum…and if you could be more patient with your ‘patient’ you’d be veritable Sheldon Brown...
Forum: Bicycle Mechanics
09-21-22, 06:35 AM
Replies: 41
Views: 2,670
Posted By Sonofamechanic

After all actions by the OP and still no hard...

After all actions by the OP and still no hard bite, and if its not a broken/compromised cable housing…is there a chance the brake caliper structure itself has a stress crack that is allowing the...
Forum: Singlespeed & Fixed Gear
09-20-22, 08:11 PM
Replies: 191
Views: 30,375
Posted By Sonofamechanic

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

https://cimg8.ibsrv.net/gimg/bikeforums.net-vbulletin/2000x1504/c5fc38ba_d0eb_4f93_94d3_a03ce413e3fe_c8256645bd8d3f5e0fde0b123fb4a4c8257d0bb6.jpeg
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