All Questions

2
votes
1answer
69 views

Rickshaw electric conversion

Is it a crazy idea to buy a traditional pedal rickshaw and stick an electric bike conversion kit on it? The rickshaw I've seen is the type when the rider is at the rear and so has two wheels at the ...
1
vote
0answers
58 views

Should I replace with 8sp or upgrade to 9 speed? Or 10 speed? [on hold]

The original shifters that came with my 2001 Kona Blast MTB is gone. Also, the cassette and chain are long over due for replacement. Hence, was think of dropping the 8 speed (3×8) altogether for the ...
2
votes
1answer
284 views

My cassette model name doesn't seem to fit the actual cassette description.. (CS-HG50-9 and CS-HG500-10)

I have a Ridley Fenix classic bicycle that I bought second hand online. (all components are Shimano Tiagra) A year has passed and I figured I should really change the chain and cassette altogether. ...
16
votes
1answer
125 views

What causes tire sealant to seal?

I've heard from others that air is what causes sealant to seal. People have said they've read that "somewhere" but I never seem to be able to find those articles. The reason I think air can't be the ...
2
votes
2answers
155 views

Why cant I unscrew the bolt from my top cap?

I have been trying to unscrew my top cap bolt to change the stem. I have been doing the unscrewing motion for more than 5 minutes and the bolt doesn't seem to come off. Like I keep turning the key ...
0
votes
0answers
66 views

Weird brake rubbing

I have a Voodoo Bizango, which I take mtb riding about twice a month. The other day I took my bike into my work and had to bleed my front brake and replace the pads. We followed all the appropriate ...
0
votes
2answers
209 views

How do you bicycle the most efficiently on a road bicycle? [closed]

I assume this has been studied to no end for e.g. UCI governed bicycle racing, and probably by others as well. Simply: How do you ride the most efficiently, in the context of putting down power? I'...
2
votes
3answers
64 views

Going from 7 Speed Cassette to 8 Speed Cassette

here is the situation – I have a quasi-vintage 7-speed bike that still has the original front and rear derailleur (Deore DX) in very good condition. I have recently took a wheel building class which, ...
-2
votes
1answer
90 views

Chain guides; yay or nay? [on hold]

So, recently i've bought a new chainring online and it will be sent to my home soon. And i thought to myself, should i get a chain guide? The chainring has narrow wide teeth so the chain will not fall ...
1
vote
2answers
38 views

Chain size designations e.g. 1/2 x 3/32 : how to measure?

How is the second number, e.g. 3/32, determined? Do you measure: a) the thickness of the spacer between the inner links or b) the distance between the inner links I have an older bike and don't ...
7
votes
2answers
154 views

How to ensure security of panniers when touring

I'm planning a cycle tour carrying baggage in panniers on the bike. For at least some of the trip, I'll be alone, and when I need to go into shops/cafes/toilets, I can lock up the bike, but the ...
1
vote
0answers
38 views

Pie plate cog on SRAM 2x

Okay guys, I'm trying to re-find fitness in my mid-40s. My bike has a SRAM Apex (don't laugh, if it's good enough for Alberto Contador, it's good enough for me - and you!) 10-speed drivetrain with ...
1
vote
3answers
133 views

Is this a touring bike?

I’m thinking to buy this bike. I usually ride mountain bikes and this is my first time looking for a touring bike. I only need something for ride on the roads to go school. Could someone recommend ...
1
vote
0answers
78 views

What year/model is it?

I'm very sure that the attached picture is my '55, '56 or '57 Schwinn Traveler. But I've never seen markings like this one has; the striped bands around the frame, the name "Schwinn" in script, and ...
2
votes
1answer
39 views

SRAM eTAP cassette compatibility

I'm having trouble understanding SRAM road component compatibility "map" as they call it, specifically the cassette and rear derailleur part. For example, the PG-1130 cassette has no black box marker ...
1
vote
1answer
78 views

Effect of raising handlebars on a fat bike

I am currently demoing a 2019 Cannondale Fat Caad 2. Never owned a fat bike before. This bike is relatively light and they are on clearance right now at a local bike shop that I ride with and do ...
9
votes
7answers
2k views

Misplaced tyre lever - alternatives?

I misplaced my tire lever and it's very hard to change the tube of my mountain bike without a tire lever. I'm looking for alternatives if a tire lever is not available. What I've found so far are: ...
3
votes
2answers
459 views

Does Garmin Oregon 700 have Strava integration?

Does Garmin Oregon 700 have Strava integration? I would like to know if there is any integration with Strava or mobile phones in the Garmin Oregon 700 (or 600 series) Is it possible to upload tracks ...
5
votes
4answers
2k views

Is it possible to convert a suspension fork to rigid by drilling it?

I have been given a Falcon MTB. I've sorted out all its troubles but the front suspension fork is worn. When using the front brake the slack in the tubes make them judder. Is there anyway I can "...
0
votes
2answers
72 views

wheel size confusion

My bike is a Genesis Day One 2011 originally Alfine 8 hub, only thing is I bought it as a fixie without the hub. I wish to purchase an Alfine 8 hub and wheel and revert it back to it's Alfine 8 glory. ...
-2
votes
1answer
95 views

Where does this bike comes from?

I have a bicycle (bike) bought in January 2000. I am now curious to find out the manufacturer depending on the chassis serial number as engraved below the pedal-hub as indicated: ISR8080906. Attached ...
1
vote
2answers
64 views

Replacement freehub

I am wanting to replace my existing free-hub, it came with the Giant SL1 disc centre lock wheel I bought and I assume it is a Shimano. I am running Tiagra gears and a 10 speed cassette. Can i just ...
1
vote
1answer
64 views

Will 8 speed shifters work on 6 speed cassette?

I currently have a Shimano tourney 6-7 speed rear derailleur that is pulled by some 6 speed downtube index shifters, and a 6 speed Shimano cassette. The shifting is perfect. But I want to get some ...
5
votes
1answer
79 views

Sealed bearings characteristics for road bike wheels?

I have fulcrum racing quattro road bike wheels. I'm changing my bearings quite often since I noticed that in general they last around 5000 km (over winter). I'm usualy using SKF 61903 bearings from ...
-3
votes
3answers
175 views

Which bicycle is the most hollow? [closed]

For the purpose of carrying water, gas, or whatever. What bike has the most volume in the hollow chambers of the bicycle frame? 1920's De Dion Bouton Propeller Bicycle https://www.carandclassic.co....
1
vote
2answers
109 views

Understanding science of speed difference between two bikes

I have two MTBs and one is slower than the other. Bike1 has Deore derailleurs and a double chainring with 10 sprockets and Shimano hubs. Which has a great speed irrespective of the gear combination. ...
1
vote
2answers
51 views

1972 Schwinn 10 speed missing chain need to know how many links [duplicate]

I just bought a vintage Schwinn Suburban 10 speed bicycle but the chain was missing from the bike. I need to know how many links is generally on this bike. I bought a bike chain that says for 5/6/7/8 ...
3
votes
1answer
92 views

Shimano Shadow vs Non-Shadow Rear Derailleur for Commuter Bike

I am considering upgrading the rear derailleur in my commuter bike since it has some considerable scratch damage and since I have to change the rear freewheel / cassette for some functional damage. ...
3
votes
4answers
532 views

Rear brake cable temporary fix possible?

(Please see edit below; problem might actually be with brake lever) I'd like to know if a temporary resolution is possible for my stuck rear brake cable. Video: https://drive.google.com/file/d/...
3
votes
2answers
100 views

Identify this bike please

What kind of bike is this? Looks like it says Tornado. I love the handles - what kind are they?
16
votes
1answer
261 views

Why is Shimano's 105 groupset called 105?

The current road lineup is Claris / Sora / Tiagra / 105 / Ultegra / Duraace 105 stands out as odd because its a number. Is there some special meaning ? Research 105 was released in 1983 as a 6 ...
1
vote
1answer
57 views

What front derailleur is this? Want to replace/upgrade

Hi I've bought a foldable bike and am thinking of changing the derailleurs to Shimano, but I could not figure out what type it is. The link the to the bike is: https://www.forever-bicycle.com/html/...
0
votes
2answers
181 views

Difference between thick vs thin front suspension?

I visited a bicycle shop a few days ago. I noticed two different types of bikes. One with thick front suspension and the other with thin front suspension. Bike with the thick suspension was more ...
0
votes
1answer
52 views

Stripped out bottom bracket

The bottom bracket of my bike was completely stripped to the point that when you push the left side crank arm, the right crank moves and you can see the bottom bracket lock move out the frame. The ...
1
vote
1answer
57 views

Voodoo Bizango: Will the Schwalbe Marathon Almotion fit?

I have a Voodoo Bizango mountain bike. I don't do any mountain biking. I use this bike to commute to and from work in West Yorkshire (lots of hills). Once I've lost more weight, I'll invest in a bike ...
0
votes
2answers
63 views

Lifespan chain and gear wheels on e-bike [closed]

If is possible to give an indication of the average lifespan of the chain and gear wheels of an E-bike? Assuming: Cycling in all weather conditions (commute); Western European climate (10% of time ...
0
votes
1answer
89 views

Is it possible to convert a press fit bottom bracket to threaded?

I have a road bike with a press fit bottom bracket (I'm not quite sure which kind). The guides I have watched make it seem fairly risky to replace and requires ~$250 worth of tools to replace. I saw ...
0
votes
3answers
55 views

Fitting front derailleur to one-by hardtail

Would a front double derailleur be possible on these hardcore hardtails? In grey: Kona Big Honzo (carbon) In black/yellow: Transition Throttle (carbon) In blue: Ragley Blue Pig (steel) I only ask ...
4
votes
2answers
88 views

What tool do I need to remove this bottom bracket?

Would I need a three-notched tool to remove this?
1
vote
1answer
52 views

Chain prototype

For my thesis, I'm making a measurement prototype ruler with a bicycle chain. Check the image At the moment there is a worn bicycle chain in the white paper from a bike with a derailleur. The purpose,...
2
votes
7answers
177 views

Loud cracking/creaking sound only when cycling uphill

I've bought a new road bike with disk brakes from Canyon (Endurace AL Disc 8.0) and have it now for a month. Since the beginning it makes a loud cracking/creaking noise. It sounds metallic, almost ...
5
votes
2answers
117 views

Which kind of test has bike parts to pass to be sold?

This is a question regarding bureaucracy/testing. What are the quality tests / standards that a bicycle and/or its parts need to pass before access the market? I am thinking about Germany/USA and ...
2
votes
1answer
49 views

Can I use a 130mm OLD wheel on a 135 mm rear spacing frame to put on a home trainer?

I got a hand-me-down home trainer and I want to use it with my disc road bike (with a rear dropout spacing of 135mm). To keep the budget low, I want to use an old 130mm wheel. My dropouts are for ...
2
votes
0answers
74 views

Gearing preferences of men vs. women on road bikes

Is there evidence that men and women prefer the same or different gearing when riding a road bike? In other words, in the same conditions, would both men and women generally ride in the same gear or ...
0
votes
2answers
50 views

New Bicycle - Chain making noise

Hi I recently purchased a new bicycle. I have only been out on it twice and the chain is making a sort of clink and clunk noise. Is this common as its a new bike with new chain? Does the chain need to ...
1
vote
1answer
36 views

Spacers and boost hubs, yes or no?

Is it possible or recommended to use spacers to fill the gap left by using 100mm front and 142mm rear hubs on boost frames and forks? Is it fair to think to add possible 2 x 3mm spacers rear ? 5 + 5 ...
2
votes
2answers
660 views

What is causing the chain skip after chain replacement?

I have a road bike that was converted to single speed with a single sprocket on the read wheel and a single chainring. I had a 3/32 chain which worked perfectly fine. However after many kms and ...
1
vote
3answers
146 views

Hybrid flat to drop conversion advice [duplicate]

I have a Whyte Portabello hybrid, I wanted to swap to an adventure bike with drops. I thought as an alternative it might be easy to convert my existing bike instead, and save a bit of money. It has ...
-1
votes
0answers
25 views

What kind of frame do I have [duplicate]

all aluminum curved frame ( it's not a drastic curve) , one side of bottom where serial number is has PL on the other 02TD363530, PLEASE help. My friends seem to think it's a Dyno, I have no clue. Don'...
1
vote
0answers
27 views

What HARO serial nembers start with

What does HARO serial numbers start with numbers or letters? Does HARO use only stickers to identify the bike

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