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Search: Posts Made By: preventec47
Showing results 1 to 50 of 155
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Forum: General Cycling Discussion
09-11-23, 03:29 PM
Replies: 7
Views: 445
Posted By preventec47

Good source of 1/4" ball bearings for 1993 Raleigh mtbike

I picked up a new looking bike at Thrift store ..... but the rear wheel sounded like gravel and grit whenever it rolled. For the pittance I paid I figured I could fix it my self. I want to...
Forum: Forum Suggestions & User Assistance
09-11-23, 03:22 PM
Replies: 3
Views: 429
Posted By preventec47

Cannot edit my password ? ? ?

I was locked out and forgot my password and was given a pregenerated password to sign in with. I was also advised to edit my password to something of my choosing and easier to keep up with. ...
Forum: Tandem Cycling
08-22-23, 06:13 PM
Replies: 5
Views: 880
Posted By preventec47

Recomendation for 700 -38C tire for gravel road tandem

225 lb and 210 lb on alum frame tandem and I am concerned about the total load capacity of the tires. No racing involved.... I am looking mainly for durability and flat resistance. Are there any...
Forum: Bicycle Mechanics
06-18-21, 06:11 AM
Replies: 50
Views: 3,025
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...
Forum: Bicycle Mechanics
06-16-21, 08:16 PM
Replies: 50
Views: 3,025
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...
Forum: Bicycle Mechanics
06-14-21, 01:56 PM
Replies: 50
Views: 3,025
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...
Forum: Bicycle Mechanics
06-12-21, 08:14 PM
Replies: 24
Views: 2,124
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...
Forum: Bicycle Mechanics
06-12-21, 05:28 PM
Replies: 24
Views: 2,124
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...
Forum: Bicycle Mechanics
06-12-21, 03:34 PM
Replies: 17
Views: 650
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.
Forum: Bicycle Mechanics
06-12-21, 03:15 PM
Replies: 17
Views: 650
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...
Forum: Bicycle Mechanics
06-12-21, 01:06 PM
Replies: 24
Views: 2,124
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...
Forum: Bicycle Mechanics
06-12-21, 12:49 PM
Replies: 17
Views: 650
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...
Forum: Bicycle Mechanics
06-12-21, 12:21 PM
Replies: 182
Views: 16,192
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...
Forum: Tandem Cycling
04-19-21, 09:08 AM
Replies: 204
Views: 91,356
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...
Forum: Tandem Cycling
04-18-21, 06:06 PM
Replies: 7
Views: 2,785
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...
Forum: Tandem Cycling
03-30-21, 08:22 AM
Replies: 7
Views: 3,105
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...
Forum: Tandem Cycling
03-28-21, 06:48 AM
Replies: 204
Views: 91,356
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...
Forum: Tandem Cycling
03-28-21, 06:10 AM
Replies: 6
Views: 1,871
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...
Forum: Tandem Cycling
03-23-21, 01:17 PM
Replies: 12
Views: 3,216
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...
Forum: Tandem Cycling
03-23-21, 12:59 PM
Replies: 12
Views: 2,062
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...
Forum: Tandem Cycling
03-21-21, 02:27 PM
Replies: 7
Views: 3,105
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...
Forum: Tandem Cycling
03-21-21, 12:24 PM
Replies: 12
Views: 2,062
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
Forum: Tandem Cycling
03-21-21, 09:42 AM
Replies: 7
Views: 3,105
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...
Forum: Tandem Cycling
03-21-21, 09:34 AM
Replies: 12
Views: 2,062
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...
Forum: Tandem Cycling
03-21-21, 07:25 AM
Replies: 21
Views: 7,795
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....
Forum: Tandem Cycling
02-11-21, 01:54 AM
Replies: 14
Views: 2,091
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...
Forum: Tandem Cycling
02-09-21, 04:27 AM
Replies: 14
Views: 2,091
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....
Forum: Tandem Cycling
02-08-21, 02:26 PM
Replies: 14
Views: 1,859
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...
Forum: Bicycle Mechanics
02-05-21, 07:56 PM
Replies: 25
Views: 2,605
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 ...
Forum: Tandem Cycling
02-05-21, 01:10 PM
Replies: 14
Views: 2,091
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...
Forum: Tandem Cycling
02-05-21, 01:04 PM
Replies: 14
Views: 1,859
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...
Forum: Tandem Cycling
02-05-21, 12:53 PM
Replies: 14
Views: 1,859
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...
Forum: Bicycle Mechanics
02-05-21, 10:32 AM
Replies: 8
Views: 1,124
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...
Forum: Bicycle Mechanics
02-04-21, 11:52 AM
Replies: 25
Views: 2,605
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
Forum: Bicycle Mechanics
02-04-21, 10:45 AM
Replies: 25
Views: 2,605
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...
Forum: Bicycle Mechanics
02-04-21, 10:35 AM
Replies: 25
Views: 2,605
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 :
...
Forum: Bicycle Mechanics
02-04-21, 06:47 AM
Replies: 25
Views: 2,605
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...
Forum: Bicycle Mechanics
02-04-21, 03:31 AM
Replies: 8
Views: 1,124
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...
Forum: Tandem Cycling
02-01-21, 03:46 PM
Replies: 14
Views: 1,859
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...
Forum: Tandem Cycling
02-01-21, 02:28 PM
Replies: 14
Views: 1,859
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...
Forum: Bicycle Mechanics
12-17-20, 07:16 PM
Replies: 29
Views: 3,551
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...
Forum: Bicycle Mechanics
12-16-20, 03:51 PM
Replies: 29
Views: 3,551
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...
Forum: Bicycle Mechanics
12-16-20, 03:46 PM
Replies: 29
Views: 3,551
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 ?
Forum: Bicycle Mechanics
12-16-20, 03:42 PM
Replies: 29
Views: 3,551
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...
Forum: Bicycle Mechanics
12-16-20, 09:14 AM
Replies: 29
Views: 3,551
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...
Forum: Bicycle Mechanics
12-16-20, 04:56 AM
Replies: 29
Views: 3,551
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...
Forum: Bicycle Mechanics
11-15-20, 09:27 PM
Replies: 22
Views: 1,525
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. ...
Forum: Tandem Cycling
11-08-20, 06:54 AM
Replies: 10
Views: 4,370
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...
Forum: Tandem Cycling
11-05-20, 08:49 PM
Replies: 10
Views: 4,370
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...
Forum: Tandem Cycling
11-05-20, 08:35 PM
Replies: 20
Views: 2,860
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. ...
Showing results 1 to 50 of 155
 
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