2
votes
1answer
21 views

How to safely remove dried tire sealant from a carbon frame?

I have a carbon mountain bike frame with some good sections of tire sealant stuck on it (Stan's specifically). If there an easy and/or safe method for cleaning unicorn juice off without hurting the ...
0
votes
1answer
11 views

What large chainrings are compatible with Shimano FC6603 crankset?

On my race bike I have a crankset FC6603. I want to replace my outer chain ring (My inner and middle chainrings are OK). But I cannot find an online store where they sell the outer chainring of this ...
3
votes
1answer
67 views

Am I ready for 300km?

I've heard that once you've ridden 200km, the bigger distances are just about proper nutrition and hydration. Is this true? I want to know if I'm ready for a bit hilly 300km, if my current max is ...
4
votes
1answer
17 views

Tourney RD upgrade

I have a Shimano Tourney rear derailleur that has an extension claw (hanger). I would like to replace it with a Deore M591. Do I need to install an adapter to make up the length of the claw? ...
0
votes
1answer
22 views

What is my bottom bracket spindle length?

I have this ubiquitous cheap Wal-Mart bike (http://www.walmart.com/ip/26-Roadmaster-Granite-Peak-Men-s-Bike-Black-Green/45089317z), which has a square taper bottom bracket. I'm trying to buy a new ...
4
votes
4answers
259 views

Is cycling with crystal sunglasses dangerous?

I'm a commuter cyclist. I have a pair of Persol sunglasses with leaded crystal lenses. Do y'all think this is dangerous in case of an accident? I have terrible thoughts of wrecking and glass shards ...
0
votes
2answers
35 views

Identify missing fender part

Let's play "identify the missing part"! While riding, something which holds the fender to the frame between the chainstays and just behind the bottom bracket fell off: Please help me make my bike ...
0
votes
1answer
43 views

Replacing Shimano RS21 rims

I have damaged the rim of my rear Shimano RS21 wheel (unexpectedly hit a sharp kerb) which affects braking quite severely so I was wondering if it is possible to replace just the rim and not the whole ...
0
votes
0answers
21 views

Punctures on outer part on inner tube at valve on both front and rear tyres after 75miles . Signs of abrasion at puncture site.

Just recently changed the wheels on my BMC team machine Slr02 for Campy Zondas also increased the tyre width to 25mm from 23 mm using Michelin Pro 4 endurance . I used Continental inner tubes at ...
0
votes
1answer
40 views

Can I swop my 29“ wheels on my boardman mx sport for 26” [on hold]

Can I swop my 29" wheels on my Boardman mx sport for 26"
4
votes
3answers
156 views

Increasing stamina while in the office

I started to bike again after 3 or more months of hiatus. I'm currently using a XXS Merida Scultura 300 (I previously used a Trinx R300 needed to upgrade because of the wrong geometry). Thing is I ...
1
vote
1answer
81 views

Minimum tire width to avoid snake bite

I have a road bike with 22mm tires. They are super fast, but I get them punctured a lot. I have decided to switch to wider tires to avoid snake bites, and I was wondering what would be the minimum ...
1
vote
1answer
22 views

Kryptonite Flex frame bracket slides around a lot

I had my Krytonite mini for a few years now, and I remember installing the Flex-frame bracket on a bike frame which I left outside when I got it. I had a go at removing it recently and put it on my ...
0
votes
0answers
8 views

Bearing cap for Rotor BB30 to 24mm

I have a BB30 to 24mm adapter from Rotor. When installing the axle pushed out the bearing cap and I broke it trying to get it back in. What size replacement would I need? I'm not sure of the sizing ...
-1
votes
0answers
20 views

What brand/model is bike with serial #; PL*D****

I'm interested in buying a bike with serial number; PL4D 8499. Can you tell me what it is?
0
votes
0answers
29 views

got a sears robuck three wheeler need axel

Got a broken bolt that holds rim on axel broke inside need to find axel or tip on how to fix it it is a decent bike trying to up grade it a little rims are still decent and needs oiled up a bit but ...
0
votes
1answer
50 views

Looking into getting into trail riding, need opinions on some bikes

My budget is very low, about up to $300. I have found couple of options on Amazon (listed below). I do not live near mountains, but would like a mountain bike that is versatile and is very good on ...
6
votes
1answer
103 views

Traffic lights: double red

I have seen several times bike traffic lights like these: This one is from Vienna, Austria. One can also find them in Bordeaux, France and in Paris if I remember well. What purpose do these serve ...
0
votes
0answers
25 views

My cycle's gears don't change properly

At the rear wheel gear, the gear does not change from the 7th gear to the 6th gear when i change the gear in the handlebar once. But the next time i do it it changes. So, if the manual in the ...
1
vote
1answer
43 views

Can I install a front derailleur for my bike?

I just bought a Micargi RD-7 with 7 speed Shimano Tourney rear derailleur. Now, I want to upgrade my crankset from single chainring to three chainrings for better hill climbing. Is it possible to do ...
0
votes
0answers
14 views

Advice on next Hardtail MTB purchase please! [on hold]

I'm looking at the Specialised Jynx Comp 650b or the Trek Gary Fischer Mamba female Mountain Bikes. I'm purchasing second hand and both are in great condition and well maintained. Any advice as to ...
5
votes
3answers
153 views

new rear wheel: buy parts separately, or get from cheap bike?

I need a new rear wheel for my mountain bike, and I'm wondering which of two options will be the least bad option: buy this $80 bike from walmart and use the rear wheel from that buy the cheapest ...
1
vote
0answers
33 views

putting a presta stem nut inside the rim?

Has anyone ever heard of this? I'm not sure how it happened, but when i went to replace my tire today, I found that I had two stem lock nuts on my valve. One inside the rim and one in the normal ...
3
votes
1answer
22 views

2 speed shifter for three chainring set

I just bought a A070 Shimano Sti 2x7 set for my bike which is 3x7. Could I still install and use all three chainrings? Or would I be limited to the two chain rings?
1
vote
1answer
25 views

How can I tell if my presta valves have removable cores?

I read about valves that have removable cores and that is better for applying sealant. How can I tell if my valves have cores that are removable? (I don't have the type of the tube, or any other ...
3
votes
1answer
35 views

Limits on tooth difference when replacing crankset

Would it be possible to replace a 46/34 compact crankset to an even more compact 42/26 (SPA CYCLES TD-2)? The bike is a Specialized Awol Elite, which uses a Tiagra groupset (except the crank which ...
2
votes
0answers
16 views

Replacement of sprocket [duplicate]

When should the front sprocket and back cassette be replaced.I have a 2014 Trek 520 Touring bike with 6500 miles and am planning a cross country touring trip in August.
3
votes
3answers
103 views

Will using this kind of parking rack damage the wheel?

In Copenhagen, there are many of these parking racks (as shown in the picture), usually people (like me) will just slip the front wheel in and lock the bike. After using them for a while, I happen to ...
0
votes
0answers
13 views

VP Components headset specification

I have some difficulty selecting new headset for my bicycle. I know that from standard, internal and semi-integrated, my bicycle needs the last type. I know that my steer tube is oversize aka 1 ...
3
votes
2answers
20 views

Does Shimano XTR RD-M9000 SGS 11-Speed Shadow+ MTB Rear Derailleur Long Cage work with 10speed XT shifter?

I just bought a used bike with a broken 10 speed XT rear derailleur. Would a NEW Shimano XTR RD-M9000 SGS 11-Speed Shadow+ MTB Rear Derailleur Long Cage ( 182006158222 ) be compatible with 10 speed XT ...
1
vote
1answer
39 views

Servicing DT Swiss 240 FRONT hub

this is my first post here. How can I service a DT swiss 240 front hub, as in remove the adapter ( end cap ) to get to the insides? Do i need a special tool? Does it even need servicing? There is ...
0
votes
1answer
81 views

What kind of bike is this

Good day. Need help regarding a bike I found. No idea what kind of bike it is, does it have value or not, and could I have it restored with its current condition? Any idea/information about this ...
0
votes
0answers
63 views

Can someone turn this 3D jersey design into a flat design? [closed]

I'm looking to turn a 3D render of an MTB jersey for our team into a flat design, but I have no experience. Can someone help me? If so, leave out the logos and text, please. Thank you so much!
4
votes
2answers
86 views

Calorie Burn Meter Bicycle

Is there any bicycle with calorie burn meter in market? Its not the one on the gym. Normal bicycle for outdoors. Is there any bicycle like that in market? I have a project for my school work. Really ...
40
votes
6answers
5k views

How to prevent drafting?

I am engaging in a friendly race with a co-worker. He has told me he plans on drafting behind me most of the race to save energy. I want to make it hard for him(without doing anything mean ...
0
votes
1answer
26 views

Pedal Assist/7-12 speed hub/Electric DC Motor * Battery *Speed control *gears and chain

Can I make these work on my bike? I have a Surrey Stretch Limousine Deluxe (6 pedaled model) seating 9 adults and 2 children that I would like to add Electric pedal assistance along with adding a 7 ...
1
vote
2answers
90 views

Bicycle crank is wobbly

My bicycle's crank is sorta wobbly - it tilts left or right, according to pressure applied to pedals. How do I fix it? What tools do I need? Video showing the wobble.
1
vote
1answer
41 views

Are Shimano Claris brifters compatible with 90's Shimano 600 parts?

Is Claris backwards compatible with older shimano 600-tricolor? Can i just switch ill working parts with Claris since they are both 8 speed groups?
-1
votes
1answer
29 views

Can i set up a 7speed gear and disc brake on hercules rocky mtb 2.0 cycle

My cycle is a non gear cycle .Can i set up disc brake and 7speed gear.
1
vote
1answer
26 views

Help in identifying Fuji Suncrest bike based on serial number

I got an old Fuji Suncrest Mountain bike that has a serial number F1106059. Is it possible to deduce the year of manufacturing based on this?
5
votes
1answer
81 views

Is there a ulock mount that uses the bottle cage openings?

I found one that a guy made I think with 3d printers or something but seems like an excellent solution. I have a carbon frame bike and I don't want to use traditional ulock mount at the top because ...
0
votes
2answers
112 views

Does it takes longer to cycle a route with a mountain on it comparing to the same distance without a mountain? What is the cause of that? [duplicate]

Imagine you cycle 100km. On one route there is a mountain 100meter high on an other route is not a mountain but a straight way. Usually it takes longer on the route wiht a mountain. One reason for ...
3
votes
4answers
71 views

Electric bike rear wheel spokes breaking

I have an electric bike with a 500w rear hub. The spokes have broken twice in the last month on the hub end of the spokes.The spokes are bent at the hub end and threaded? This is where they break.As ...
-2
votes
3answers
186 views

Is it fine to use road bikes for daily commute? [closed]

Is it fine to use the montra unplugged 1.1 2015 as a daily commute bike? Aluminium Alloy frame Kenda Koncept tyres, 700x23c
0
votes
1answer
97 views

Why does my brake keep pinging out and almost killing me?

My back brake (top picture) is clamped down, as it should be. The quick release on the front won't stay down. I have tried loosening the cables, tightening them, nothing works. As you can see in the ...
0
votes
0answers
64 views

I wish to put road shifters in my mountain bike…please advise [duplicate]

Is it advisable to flash road shifters and handle on a mountain bike for daily commute? I wish to add nashbar n10 10,speed dual control shifters to my montra rock 1.1 2015 mountain bike.... Please ...
0
votes
3answers
125 views

Can I use a hardtail for MTB trail riding?

So, I have a tight budget of 600 USD. Now, I just wanted to say that I live in a big city, but I do want to ride trails more often. My intended use with the bike is to ride trails, and perform ...
2
votes
0answers
39 views

What are the advantages/Disadvantages to clip and clipless pedals? [duplicate]

I`m fairly new to the sport and I see the people in my town half have clips and the other clipless pedals. Is there any advantage to using clipless competitively or recreationally?
1
vote
1answer
45 views

When replacing brake pads, brake loses its grip

I wanted to replace my front wheel disc brake pads (Shimano BR-M785). For the purpose, I removed the front wheel and removed the existing pads. Then I tried to place the new pads and found out the ...
3
votes
0answers
36 views

Can you indentify this vintage Moor MTB

I've recently acquired this bike: The Moor brand seems to be coming from Denmark. However, the SFMK CSCM sticker seems to be referring tot the "Suisse Motorbike and Bicycle Union". The bike was ...

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