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Overheating: Are Latex inner tubes on rim brake carbon wheels safe?

Currently I'm using standard butyl inner tubes on my clincher carbon wheels. My bike uses rim brakes, and searching on internet I have found that carbon rims are not great for dissipating heat: ...
2
votes
3answers
58 views

Why long haul touring bikes are sold with 9-speed drivetrains?

Following up on this question, I had a look on the specs of 'long haul touring bikes', such as the Trek 520, Salsa Marrakesh, Surly Disc Trucker. On thing that surprised me was that they are all ...
2
votes
0answers
24 views

Front derailleur rub chain when on innermost/smallest cog and rear derailleur is on innermost/largest cog

I have watched Park tools guide to adjust both derailleurs and tuned the gears to make them work well. Though my barrel adjuster on front derailleur is busted. My front L limit screw is also quite ...
3
votes
1answer
40 views

Shimano Ultegra shifters 8020 bottom plastic cover screw. Where to get it?

Does anyone know the specs of the screw of part #7? Or where to get it in US? It unscrewed and got lost. I think I might find something similar not bike-specific.
7
votes
2answers
310 views

Touring bike with good support network in India

I am planning to tour India. And I have heard many of the US branded bikes don't have support in Tier-2 cities in India. I am worried, if I am struck with out being able to get any spares or a good ...
7
votes
2answers
1k views

Do cut-outs have any disadvantages at saddles?

I'm thinking about buying a new saddle and I have seen that you can still buy high-end saddles without any cut-out / relief channel. I was always advised that I should go for the latter ones since ...
4
votes
2answers
74 views

How do I adjust a Shimano RD-M6000 properly?

I've got 2 new fat Bikes (Framed Minnesota) with Shimano RD-M6000 rear derailleurs on them. (And another with an RD-M4120.) They're all using Shimano Deore triggers from the same line. I am having a ...
1
vote
0answers
48 views

Magura mt5- non stop micro bubbles coming out while bleeding

I have a problem bleeding my Magura MT5 brakes. I used two 50-ml syringes and the EZ MTB bleed kit. I pushed fluid from the syringe attached to the caliper to the top (at the lever) and back again. I ...
1
vote
1answer
36 views

How do I center a basket attachment that's sitting between the stem and head tube

I messed up while building my daughter's bike and started turning this basket attachment around, until I realized I am looking at it from the wrong side. Now it's sitting at an angle. What tool ...
4
votes
1answer
110 views

How to lower a road bike caliper

I have a beautiful titanium frame made by Van Nicholas. Unfortunately it uses long reach rim brake calipers front and rear (branded Van Nicholas, but I would say tektro made). They are pretty ugly and ...
1
vote
1answer
34 views

Sram Rival 11 speed + GX 10 speed dérailleur

Do you know if I can use Sram Rival 11 speed shifyers with a GX 10 speed dérailleur and if it will shift properly? I am planning to use an 11speed 11-42 cassette. Of course à grave monster project 👹😉...
3
votes
2answers
372 views

What Shimano microspline rear wheel hub would fit my 26in Mavic Cross ride wheels?

Title. I purchased a new Deore 1x12 groupset without realising I would need to change the rear hub to fit the new microspline Shimano introduced a couple of years ago. What would the Shimano rear ...
10
votes
4answers
2k views

After I lubricate my chain, I hear a gritty, sandy crunching sound coming from the chain and chainring. What am I doing wrong?

I tend to lubricate my chain about every 150-200 miles based on the conventional wisdom and general guidance I've read and heard. I have been using Rock N Roll Gold lube for some time, as it's been ...
3
votes
1answer
80 views

What material is Shimano Brake Caliper Bolt?

Out of curiosity, would anyone know what material Shimano uses for Brake Caliper Mounting bolts? Would Stainless Steel 316 be sufficient in strength if I needed longer bolts? The particular bolt I am ...
0
votes
1answer
69 views

What's the difference between a Shimano RD-M6000 and an RD-M4120?

I ordered some family bikes recently, and all were supposed to come specced with RD-M6000 medium cage rear derailleurs. The first one out of the box has an RD-M4120, which is a cheaper model, as far ...
6
votes
1answer
479 views

Will my mix-and-match drivetrain work?

I'm currently assembling a 3x9 speed commuter bike with the following groupset details: Crank: Shimano Tourney TY501 FD: Shimano Tourney TY510 RD: Shimano Altus M2000 Chain: Shimano 9 speed Sprocket: ...
1
vote
1answer
47 views

Adhesive light mount

I would like to attach a rear light to a hard plastic carrier on the back of my bike. No place to hook or tie. Is there an adhesive mount available to attach the light to?
6
votes
2answers
1k views

What is it called when a wheel has a long metal wall on its circumference?

Some bicycle wheel have a tall metal "wall" along the perimeter of the wheel (here, the wall is blue.) Other wheels don't have this: the distance between the end of the spoke and the tire is ...
6
votes
6answers
684 views

Reflective tape for polyester rain jacket

I have a GORE rain jacket that's 100% polyester, and black. I'm looking around at different options for reflective tape and stickers to brighten it up a bit. I think going with stickers are probably ...
3
votes
1answer
73 views

Glue in nipple seat in brand new rim?

I've just laced up a new DT Swiss R470 rim and noticed that one of the nipples next to the rim joint isn't protruding as much from the rim as the others. I looked in from the outside and noticed that ...
-1
votes
0answers
57 views

Best MTB in my budget [closed]

I need a mountain bike with 26" wheels for under 1200 aud. I'm not spending more than that because it will only last me 2 to 3 years as I am a minor. Alternatively, a 27.5" wheels bike with ...
22
votes
11answers
4k views

What aspects contribute most to me being slow on this bike?

So this is my bike (don't laugh). I've had it for about 20 years, still rolls. Lately I've been seeing on Strava or Garmin Connect that I'm just too damn slow vs. everyone else and I don't think the ...
1
vote
2answers
86 views

Upgrade bottom bracket

I want to upgrade my bottom bracket (square taper 68x113 threaded) to Shimano hollowtech and fit a new triple crankset. My gears are 3x10 so will my front gears still work with the new set up. What ...
3
votes
4answers
633 views

How to run full length cable housing to front mech on a frame without cable stops?

I have an All-City Space Horse frame that has cable guides for full length housing where you use zip ties to secure the housing. But there are no traditional cable stops. The housing runs from the ...
5
votes
2answers
368 views

Will a 24x4 in tire fit on a 26x4-in rim?

I purchased some slick fat tires online out of impulse, hoping that these 24x4 in tires would fit on my 26 by 4 inch rims. Or will they be too small?
2
votes
2answers
72 views

installing 1x11 gearset on a 1986 Bianchi Strada

I have a 1986/7 Bianchi Strada it is a 2x5 gearset, a SuginoVP 110 crankset and shimano derailers. I want to convert it to be more like a gravel bike so change it to 1x11 or 1x9 gearset with 11-36 ...
0
votes
3answers
181 views

How could hydraulic disc brakes make sense on MTBs and gravel bikes?

This How To Clean Hydraulic Brake Pistons video (Park Tool's Tech Tuesday #104) shows how dust particles can interfere with the proper functioning of hydraulic pistons. Disc brakes have been adopted ...
10
votes
5answers
4k views

Using a fan while riding indoors, if my main goal is weight loss?

I'm riding indoor (zwift), and apparently when I don't use fan, I sweat much more. Does that mean I lose more weight -> if this is my main goal then I should NOT use a fan?
4
votes
1answer
77 views

Why are thorn resistant tubes prone to valve stem failures?

I would welcome knowledgeable answers rather than opinions please. I have been cycling 50+ years and now work in an LBS. I have seen numerous examples of so-called “thorn-proof” TP tubes, of different ...
4
votes
5answers
779 views

Chain is jumping regularly on every cog at every speed?

I have a new chain on a used bike that has been working perfectly for 500km and the chain has started jumping a cog on every different speed. It definitely feels like a cog and chain slipping, the ...
0
votes
1answer
65 views

Front derailleur road triple on MTB crankset

I wish to adapt a triple crankset on a gravel frame. I already have the 3x Tiagra ST-4703 brifter. I have different solutions : get a road triple crankset (Tiagra or Stronglight impact) with a Tiagra ...
3
votes
2answers
96 views

shimano xt m-8000 triple/double

Touring bike which is running XT M-8000 double crankset. It is geared too low. Chainrings are 36t and 26t with cassette ranging from 11t to 40t. I don't think the other M-8000 double chainring option ...
5
votes
1answer
100 views

Road-size compatible shifter for Shimano Alfine 11

Can someone recommend a shifter for the Shimano Alfine 11 that is compatible with road-size (23.8mm) bars? The standard shifter (Shimano SL-S700) is designed for MTB-size (22.2mm) bars. Thank you!
0
votes
0answers
48 views

Easy racer tour easy frame seat?

New on this site,I would like to know where to go for replace seat frame on a tour easy recumbent ! Many Thanks!
1
vote
4answers
1k views

Anyone have trouble with sharp turns on the townie? [closed]

Anyone have trouble with sharp turns on the townie? Twice I’ve lost control when making a sharp turn. The bike seems to just collapse, or pull out from under me. The others I ride with don’t seem to ...
2
votes
1answer
85 views

E-bike brake lever sensor wires loose

In my E-bike, sensor wires has come out from the left side brake lever. Please see attached photo from link below. How do I re-connect wires to sensor. How do I get access to sensor terminals? Do I ...
2
votes
3answers
90 views

Which bottom bracket for a Campagnolo Mirage 175?

Can anyone advise me which bottom bracket I need for a Campagnolo Mirage 175 groupset? It's going onto an old Dawes Reynolds 531 ST frame. The frame currently has a Shimano BB-UN100 bottom bracket, ...
4
votes
1answer
174 views

Brake pads keep getting contaminated - how to diagnose?

My bike uses Shimano hydraulic disc brakes. I can't find any markings on the calipers or handles, but the manufacturer's website says they're BR-M315. Over the past few months I've had issues with the ...
8
votes
12answers
2k views

Maps for cycling routes in Scotland and Yorkshire

I am starting to plan my next cycling vacation, with finger crossed that it can really take place. My intention is to cycle in Yorkshire and Scotland. When using Google Map, cycling option, how much ...
0
votes
3answers
188 views

How can add a good hold point to my bicycle

The bicycle now has a black basket on the back so there is only about 5 cm of this steel bracket (it wouldn't help much to include as it doesn't show how space is available) In a previous thread, ...
5
votes
1answer
667 views

Does a build-up of CO2 in the lungs make you out of breath?

I used to get out of breath when cycling, running or swimming and a friend mentioned that it is important to fully breathe out when feeling slightly out of breath, as it is due to a build up of carbon ...
6
votes
3answers
774 views

What is the difference between hand pumps for road bikes and mountain bikes?

I realise that hand pumps seem to be road or MTB specific, but what is the difference between these pumps? I am looking for one to pump up my road and my mountain bike.
2
votes
2answers
124 views

Help Identify this Specialized Bike - Allez?

Apparently this is a 2012 Specialized Allez Comp in Size 52. I cannot find any Allez models matching this photo. It claims to be Shimano 105. Any ideas? Thank you!
1
vote
0answers
55 views

Kask Bambino Pro Evo [closed]

I am interested in testing Kask Bambino Pro Evo helmet for my next Triathlon race and I was wondering if someone had used this before and might wanna share some info on it. Maybe a comparison between ...
0
votes
1answer
111 views

Can I fit thinner tires on this bike? [duplicate]

I'm looking into buying the Orbea Vibe H10 (or H30). But the tires are a bit too bulky for my taste. Would it be possible to fit this bike with some thinner tires? I like the aesthetics of something ...
9
votes
3answers
609 views

How can I get a long rear rack with flat deck?

Is there a rear rack that has a long platform (over 16in/40cm) where there's a flat space to set things on top (as opposed to just tubes)? With a two-leg kickstand to position the bike relatively ...
1
vote
0answers
182 views

Rear wheel jerks and wobbles while riding

I bought a Hero howler 27.5T MTB- single speed two years ago. At that time I was 120kg (265lbs) and I hadn't faced any issue while riding cycle. Then I stopped cycling for almost 2 years. I parked it ...
4
votes
2answers
187 views

Square Taper BB Upgrade as Part of Groupset Upgrade

I want to upgrade my bikes groupset to a Shimano 105. I currently have a "sealed cartridge, square taper, steel spindle, steel cups" bottom bracket. Will this be an issue upgrading to a new ...
8
votes
9answers
3k views

Cycle lanes on the sidewalk

I noticed in some countries in Southern Europe that cities where the roads are old and were not designed for cycling, in the past 20 years, they added a lot of bike lanes just by painting a red strip ...
1
vote
0answers
55 views

Cable rubs on mountain bike derailleur

the hole were the cable goes through does not have a guide. The cable rubs against the aluminum housing. What is suppose to go in there?

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