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Search: Posts Made By: preventec47
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06-18-21, 06:11 AM
Replies: 50
Views: 2,207
Posted By preventec47

ALO - Where exactly do you live where bike parts...

ALO - Where exactly do you live where bike parts are only 25 percent of USA cost ?

I assume the bikes sold in the USA in Walmart and other Department store bikes and their
components are what...
06-16-21, 08:16 PM
Replies: 50
Views: 2,207
Posted By preventec47

I took the wheel to a couple of shops today until...

I took the wheel to a couple of shops today until I could find one that had less
than a two week backlog. We determined that the spokes were 12 guage which I think is NOT the heavy duty spokes but...
06-14-21, 01:56 PM
Replies: 50
Views: 2,207
Posted By preventec47

Spoke Protectors and Dork Disks specs expanded

I trashed some spokes on my tandem when the chain skipped over the large sprocket and for all the headache, cost and aggravation......
if I had known about spoke protectors I would have had one...
06-12-21, 08:14 PM
Replies: 24
Views: 1,616
Posted By preventec47

I have a cool tandem mountain bike that is my...

I have a cool tandem mountain bike that is my pride and joy with 26" (559) wheels and hardly anyone is still making 26in rims these days. I dont know
of any. Yikes. I prefer riding it...
06-12-21, 05:28 PM
Replies: 24
Views: 1,616
Posted By preventec47

I have never seen a rim represented as being a...

I have never seen a rim represented as being a "touring" rim. I have seen I think "TOURING" bikes so I guess they have Touring rims. What are the unique characteristics of "TOURING" Rims ? Do...
06-12-21, 03:34 PM
Replies: 17
Views: 556
Posted By preventec47

Are you joking ? or is there such a thing as a...

Are you joking ? or is there such a thing as a dork disk ? I do have something like that for my front triple sprockets that blocks the chain from coming off
the big sprocket.
06-12-21, 03:15 PM
Replies: 17
Views: 556
Posted By preventec47

A spoke protector would not help unless it purely...

A spoke protector would not help unless it purely filled up the space between the sprocket and the spokes. The reason for the damage is the space existing
is too narrow for the chain to slide down...
06-12-21, 01:06 PM
Replies: 24
Views: 1,616
Posted By preventec47

It would be nice if the mfgrs made it more...

It would be nice if the mfgrs made it more obvious when the more expensive rims featured more strength, ruggedness and longevity verses fragile, precision
and fast most likely to being light...
06-12-21, 12:49 PM
Replies: 17
Views: 556
Posted By preventec47

chain derailment caused broken and bent spokes

Trying to skip over too many sprockets too fast caused rear wheel derailment and when the chain got wedged in between the large sprocket and spokes,
two spokes were broken and four or five bent a...
06-12-21, 12:21 PM
Replies: 141
Views: 9,253
Posted By preventec47

The diameter/circumference of the outer edge of...

The diameter/circumference of the outer edge of the rim does not determine the tightness when installing a tire. If the depth to the bottom of the inner part of the
rim is greater, then on the...
04-19-21, 09:08 AM
Replies: 184
Views: 70,860
Posted By preventec47

Italian Compact Tandem

https://www.mtbici.it/en/bicycles/special-bikes/tandems/tandem-unisex-compact-competition-26-21v-alluminio-speedcross.html

In practice I dont know how well it rides or performs but I sure would...
04-18-21, 06:06 PM
Replies: 7
Views: 2,042
Posted By preventec47

Radical Tandem Design - I LOVE IT

https://www.mtbici.it/en/bicycles/special-bikes/tandems/tandem-unisex-compact-competition-26-21v-alluminio-speedcross.html

In practice I dont know how well it rides or performs but I sure would...
03-30-21, 08:22 AM
Replies: 7
Views: 2,169
Posted By preventec47

Finally found the perfect solution at WALMART !...

Finally found the perfect solution at WALMART ! It does hook to the bar with straps but I knew I did not want any bag hanging down from the stokers bar and tucked up under
the stem if it was...
03-28-21, 06:48 AM
Replies: 184
Views: 70,860
Posted By preventec47

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

https://cimg9.ibsrv.net/gimg/bikeforums.net-vbulletin/958x863/_colton_dsc_7128_a27d80207cc1ea62ea4e77e1b054fc61f30918ef.jpg
Tour-de-Suisse...
03-28-21, 06:10 AM
Replies: 6
Views: 1,199
Posted By preventec47

Experience with DOG TRAILERS and Big Dogs ?

I just bought this dog trailer on Amazon and I am impressed with the construction. The trailer weighs 25 pounds and the dog will weigh 100 pounds.
I am 210 pounds, the stoker will be 130 pounds...
03-23-21, 01:17 PM
Replies: 12
Views: 2,542
Posted By preventec47

I want to report to everyone that I DID buy the...

I want to report to everyone that I DID buy the bike and I absolutely LUV the MAGURA HS-33 EVO2 hydraulic rim brakes. When I bought the bike the pads were worn
and the pistons were out of...
03-23-21, 12:59 PM
Replies: 12
Views: 1,715
Posted By preventec47

Yea that is cute. I am going to point out the...

Yea that is cute. I am going to point out the similarities such as the Stoker always has veto power. Either stoker or captain can request faster or slower or urge caution when bumps are...
03-21-21, 02:27 PM
Replies: 7
Views: 2,169
Posted By preventec47

I'm sure the Jandd is a nice bag but I fear it...

I'm sure the Jandd is a nice bag but I fear it would hang and swing without any support and be a distraction. I need to find a way for the stem
that is attached to the seat post to be anchored or...
03-21-21, 12:24 PM
Replies: 12
Views: 1,715
Posted By preventec47

ADD Say "COASTING" when intent on not...

ADD

Say "COASTING" when intent on not pedaling

Add Stoker signaling for turns to following traffic TURN SIGNAL
03-21-21, 09:42 AM
Replies: 7
Views: 2,169
Posted By preventec47

Need Handlebar Bag for Stoker- Unique Design

There msut be hundreds of handlebar bags out there but none work for stokers because of how the handbar connects to the seat post
of the captain. Perhaps I could cut a hole in the front and the...
03-21-21, 09:34 AM
Replies: 12
Views: 1,715
Posted By preventec47

Instructions for new Stoker in writing to review before rides and for practice

I cant imagine that no one has put in writing the many aspects of teamwork and communication that can best assure a successful and enjoyable ride
for a pair of riders. If anyone knows of existing...
03-21-21, 07:25 AM
Replies: 21
Views: 4,477
Posted By preventec47

I am using Schwalbe Marathon Plus in 700 x 38C ...

I am using Schwalbe Marathon Plus in 700 x 38C size on my 385 pound gross weight tandem. I would like to point out that the
original poster left out a major criteria and that is Comfort. So....
02-11-21, 01:54 AM
Replies: 14
Views: 1,789
Posted By preventec47

This discussion has been very helpful to me with...

This discussion has been very helpful to me with regards to the preparation and training and treatment of a new stoker. I give lots of rides to 1st time stokers and
I thought I had my speech and...
02-09-21, 04:27 AM
Replies: 14
Views: 1,789
Posted By preventec47

I personally over twenty years have been...

I personally over twenty years have been satisfied with toe clips with no perceived need for improvement and have never heard of power-grips which I assume is featured here....
02-08-21, 02:26 PM
Replies: 14
Views: 1,691
Posted By preventec47

Sorry to confuse you. I have been riding tandems...

Sorry to confuse you. I have been riding tandems for 20 years but I recently acquired another straight bar very nice tandem with fat 26 inch tires and about 17 or 18 yrs old.
I have ridden it about...
02-05-21, 07:56 PM
Replies: 25
Views: 2,361
Posted By preventec47

I finally did purchase some chain for my timing...

I finally did purchase some chain for my timing sprockets on my tandem and I believe they tout some hard chrome coating etc

product link ...
02-05-21, 01:10 PM
Replies: 14
Views: 1,789
Posted By preventec47

spinning pedals equal to or greater than risk of going down

At this point, I have lost my stoker. Maybe gentle coaxing and proof of new components will help lure her back in the future. I confess to a mistake I made
which contributed to losing my...
02-05-21, 01:04 PM
Replies: 14
Views: 1,691
Posted By preventec47

Yes you are correct. At this point, I have lost...

Yes you are correct. At this point, I have lost the stoker. Maybe gentle coaxing and proof of new components will help lure her back in the future. I must confess to a much
bigger mistake I...
02-05-21, 12:53 PM
Replies: 14
Views: 1,691
Posted By preventec47

This is what I wound up getting for my timing...

This is what I wound up getting for my timing chain. I figured the EBIKE chain might be a little stronger than normal chain and the coating
should help resist corrosion and perhaps extend the life...
02-05-21, 10:32 AM
Replies: 8
Views: 673
Posted By preventec47

I measured my timing teeth on the shimano timing...

I measured my timing teeth on the shimano timing gears and got .083 which is less than 3/32. Thinking the ebike chains might be a little stronger than regular bike chains this is what I ordered. TWO...
02-04-21, 11:52 AM
Replies: 25
Views: 2,361
Posted By preventec47

At least a good reference to Stainless Steel ...

At least a good reference to Stainless Steel
https://en.wikipedia.org/wiki/Stainless_steel#Austenitic_stainless_steel
02-04-21, 10:45 AM
Replies: 25
Views: 2,361
Posted By preventec47

One of the exhaustive bicycle chain tests I found...

One of the exhaustive bicycle chain tests I found

https://cyclingtips.com/2019/12/the-best-bicycle-chain-durability-and-efficiency-tested/

I want to say I have no desire to argue with anyone...
02-04-21, 10:35 AM
Replies: 25
Views: 2,361
Posted By preventec47

I WILL find the test One problem here as with...

I WILL find the test One problem here as with many things is we are being too general. 1st of all the definition of stainless here :
...
02-04-21, 06:47 AM
Replies: 25
Views: 2,361
Posted By preventec47

found a chain test that showed stainless steel chains lasted longer

So I am searching for stainless chains for my older 8 speed cassettes and cannot find them. It appears the mfgrs making the stainless chains are
for the more recent 9, 10 and 11 speed cassettes...
02-04-21, 03:31 AM
Replies: 8
Views: 673
Posted By preventec47

Timing chain on tandems same as fixed or single gear bikes ?

Since in this setup there is never any shifting taking place, in theory this is like a fixie or single gear bike or like BMX maybe.

I am wondering because if a chain does not have to shift, it...
02-01-21, 03:46 PM
Replies: 14
Views: 1,691
Posted By preventec47

Ah I forgot about the eccentric adjustment. I...

Ah I forgot about the eccentric adjustment. I bought the bike used with a lot of miles on it and it would make sense that the chain has stretched. Now I am also wondering if the sprocket teeth are...
02-01-21, 02:28 PM
Replies: 14
Views: 1,691
Posted By preventec47

Can the timing chain be stronger and more durable since it does not have to shift ?

I have a timing chain that I assume is stretched and came off causing injury to my stoker and associated negative attitudes.

I dont see a way to attach an idler gear to maintain tension so my only...
12-17-20, 07:16 PM
Replies: 29
Views: 2,492
Posted By preventec47

John, you are correct. I have not had the bike...

John, you are correct. I have not had the bike very long and was not familiar with the individual parts etc. Apparently the previous owner(s)
had done some upgrades to the bike. Here is the...
12-16-20, 03:51 PM
Replies: 29
Views: 2,492
Posted By preventec47

Yes of course, I need to think it through. It...

Yes of course, I need to think it through. It is mostly not how much money I have to spend but as I said earlier if I wind up putting a lot into the bike at expensive parts prices and labor etc...
12-16-20, 03:46 PM
Replies: 29
Views: 2,492
Posted By preventec47

I am a cheapskate but the guys in the TDF race...

I am a cheapskate but the guys in the TDF race were not. WHY did they only use one shifter on the bars ? What does BITD mean ?
12-16-20, 03:42 PM
Replies: 29
Views: 2,492
Posted By preventec47

Thanks for that historical link. Based upon...

Thanks for that historical link. Based upon serial number I have determined my Trek 1000 is a 1990 model. Some of the components
have been upgraded and as it sits fully ready to ride it weighs 23...
12-16-20, 09:14 AM
Replies: 29
Views: 2,492
Posted By preventec47

Ok many thanks for the help. So I get shifter...

Ok many thanks for the help. So I get shifter boss adjusters and micro shift shifter ( I only want to do the rear gears setup as I rarely even in hilly areas use the front deraiuler
and I will...
12-16-20, 04:56 AM
Replies: 29
Views: 2,492
Posted By preventec47

Moving shifter from downtube to handlebars in 1995 bike?

I have an old classic TREK 1000 with 7 sprocket cassette with friction shifter levers on the downtube. The bike is a great rider but having to reach way
down to shift gears in some situations is...
11-15-20, 09:27 PM
Replies: 22
Views: 1,097
Posted By preventec47

I would like to build my own bike repair stand 2x4's etc

If possible I would like to buy only the metal clamp for the top metal cross bar of the bike unless I could somehow modify or fabricate
from something else like a C-clamp or Vise Grip pliers etc. ...
11-08-20, 06:54 AM
Replies: 7
Views: 2,155
Posted By preventec47

I plan to continue to ride with stokers most of...

I plan to continue to ride with stokers most of the time but if I had an occasion to need to haul cargo then being able to "convert" my bike would be pretty cool.
Getting two for one so to speak in...
11-05-20, 08:49 PM
Replies: 7
Views: 2,155
Posted By preventec47

No I am not thinking of expanding the wheelbase...

No I am not thinking of expanding the wheelbase of a tandem, I am just recognizing that the second seat is already a cargo position of sorts in that the cargo is a passenger. If I can change the...
11-05-20, 08:35 PM
Replies: 20
Views: 2,672
Posted By preventec47

If you ever have to declare an emergency with...

If you ever have to declare an emergency with your brakes you can jam the bottom of your shoe onto the top of your front tire right behind the forks and modulate the
pressure quite well as needed. ...
11-05-20, 08:24 PM
Replies: 20
Views: 2,672
Posted By preventec47

Thank you LV2TNDM...

Thank you LV2TNDM (https://www.bikeforums.net/members/lv2tndm-28877.html) that all sounds very encouraging. I was beginning to have 2nd thoughts about buying my tandem mountain bike but I have...
11-04-20, 05:43 PM
Replies: 25
Views: 3,158
Posted By preventec47

Just to clarify., it sounded like you took your...

Just to clarify., it sounded like you took your 11=34 cassette and replaced the 34 gear with a 36 gear. I did not know that was possible. Do you or not have to swap out
entire cassettes at a time ?...
11-04-20, 05:26 PM
Replies: 31
Views: 1,552
Posted By preventec47

I have a bike where one of the nuts that holds...

I have a bike where one of the nuts that holds the crank arms on would begin to loosen up on the tapered square nub sticking out of the bottom bracket. Then the arm would have a teeny small amount...
Showing results 1 to 50 of 152
 


 
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