All Questions

1
vote
1answer
153 views

Cost of trickle down on components

I enjoy buying used gear and building up bikes, but often wonder why some used/older components are only a fraction cheaper on sites such as eBay. For example, Shimano Ultegra 6600 10 speed shifters ...
5
votes
0answers
76 views

Would like to identify a late 80s/early 90s lo-pro bicycle's manufacturer and tube type

I just purchased this bike locally in Southern California and thought it would be straightforward to identify but I've asked around and no one seems to know. The specs are: Lugged steel (fork crown ...
2
votes
0answers
92 views

What is the origin country of the bicycle brand called Longhorn?

I recently brought a hybrid bicycle from a brand called Longhorn. I have never heard about it. However the quality is quite good. So I am quite curious to know from which country the brand originates ...
0
votes
2answers
87 views

Square taper spindle won't fit into the bottom bracket

I'm making a road bike with random components I have in my garage. Everything works ok except for the bottom bracket which is a square taper 115mm long and it is still spinning free even if I turn the ...
3
votes
2answers
279 views

Sunrace 10 Speed 11-46T cassette rear derailleur compatibility

I would like to know: What rear derailleur (RD) was the "Sunrace 10 Speed 11-46T" designed to work with. Is there a compatibility chart ?
2
votes
2answers
424 views

Momentum of rear derailleur wheels?

I have new derailleur and I am somewhat surprised that when I try to spin it with hand (no chain is mounted yet) it basically has no momentum, it almost immediately stops. Almost any other spinning ...
5
votes
2answers
568 views

What do I need to consider for a cheap wheel for a Specialized Tri-Cross to use on a trainer?

I am wanting to buy a new rear wheel to make my life easier when wanting to use my turbo trainer, so I don't need to change the tyre on my current wheel every time I wish to go out/stay in. My ...
4
votes
3answers
120 views

Fix pushchair brake wire with balls at both ends - can my idea work?

The problem is with a Jane Trider pushchair so it's not exactly a Bicycles question, I'd love suggestions for a better place to ask this. But all the parts are like on a bike, only they are attached ...
2
votes
1answer
58 views

Canyon Ultimate R8000 front derailleur - can't get low enough

I have a Canyon Ultimate CF SL. I have installed an R8000 Ultegra front derailleur. I am finding that even when the limit screw is dialed right out that when in the little-big combo (little front, ...
3
votes
1answer
54 views

Early Rider Belter hub maintenance

My son has had an Early Rider Belter for around 14 months. Recently, I've noticed the free-wheel sounds "gritty", and there is quite a bit of friction if you move the cranks backwards while the rear ...
5
votes
3answers
216 views

Tips for a novice cyclist wanting to get fit with a turbo trainer before summer

I have decided to have a dalliance into cycling since a lot of people I know are quite into it themselves. I have bought myself a bike (Specialised Tri Cross). Only a cheap, used one for now as I can ...
0
votes
1answer
56 views

Mechanical disc rotor for CUBE MTB - front wheel : Shimano 559x17-21c

Seeking advice with regards to the size of disc brakes for front wheel. Cube mountain bike. Front wheel: Shimano 559x17-21c. Disc brake: Shimano brake disc sm-rt 10 Centre Lock 160mm Could you ...
1
vote
1answer
64 views

Is there any reason to switch to the Giant Aircap headset expander? Any reason not to?

I ride a Giant road bike with OD2 carbon steerer. It was originally built up with a standard expander plug, but was supplied with the glue-in Aircap expander as well. Im not sure whether to use it and ...
1
vote
1answer
75 views

Tacx Thru Axle for Giant TCR

I ordered a Giant TCR Advanced 1 (2018) and it's on its way. I just remembered that I need to get a thru axle that fits my Smart Trainer (Tacx Flow Smart. Sadly I can not seem to find the measurements ...
0
votes
2answers
46 views

Claris ST-2300 shift/brake units compatible with V-brakes?

I have a Giant hybrid (https://www.giant-bicycles.com/au/cross-city-2) with Shimano Altus (3x8) with Tektro mini V-brakes. I want to replace the flat bars with drops, which means I have to change the ...
0
votes
0answers
58 views

My Rockshox Froze Hard

My Rockshox Dart 3 (Quite an old one, bought from my friend USED) froze in the winter (-15 °C). It won't budge. I thought I turned the lockout but I didn't. Is there any chance that some water got ...
2
votes
1answer
84 views

I have steel pieces after using my turbo trainer? How can I solve this problem? Is this is a problem?

I am using an Elite Directo 2019 turbo trainer. After every ride I have some pieces around my bike. How can I solve this problem? And where to search the issues? thank you for the answer. I am using a ...
0
votes
0answers
53 views

Where to get replacement bike frame cable entry grommets?

Does anybody know where to get more of these ? These hold shift and/or brake cable ferrules where the cables enter the frame. Here is what they look on a bike if that helps: These specifically are ...
3
votes
2answers
85 views

Rear derailleur has trouble switching gears on the way up, but works perfectly on the way down?

I noticed an issue with my gears switching recently so I decided to try indexing them. I've gotten to the point where going from the smallest cog to the largest works perfectly, but in the other ...
2
votes
2answers
54 views

Halfway through changing rear gear out cable

I stupidly started changing the outer casing on my rear gear without having cable cutter ready. Suffice to say I've messed up the cut and now I can't get the gear cable though the outer casing. My ...
0
votes
1answer
38 views

Avid Juicy 3 brake piston problems

I have an 8-year-old old Avid Juicy 3 and I accidentally pressed the front brake lever while the wheel was removed. I used a flat-head screwdriver to reset the pistons. When I spin the wheel after ...
0
votes
1answer
57 views

Zipp Showstopper Brake Surface

Has anyone else noted a drastic reduction in braking performance with Zipp's NSW Showstopper braking system as they age? Right now the dry stopping isn't great, but wet stopping is practically ...
3
votes
1answer
33 views

Tadpole Recumbent Bike Correct Fairing Position

What is the correct fairing position for a tadpole recumbent trike? I have a HP Gekko 26 with a Streamer fairing. Should the fairing be as far forward or as close to my pedal range as possible? ...
2
votes
0answers
102 views

Please help me identify this bike frame?

Please help me identify this bike frame for I am a newbie/novice. I will greatly apppreciate it. It appears similar to some 1950s Huffmans, but I am far from certain. Thanks to all in advance who ...
2
votes
2answers
49 views

Shimano STI does not shift up/to lower cogs

Typ: Shimano RS505 2x11 hydraulic Problem: Up shifting is possible to the 5th or 6th cog, after this the STI does not give the click feedback and the derailleur does not move to the next smaller cog. ...
1
vote
1answer
35 views

Compatibility of tyres with wheelset

I have a E13 TRS, 28 holes, tubeless ready, 30 mm inner width wheelset, with SCHWALBE MAGIC MARY, 29 x 2.35, Addix Soft, front and a SCHWALBE NEW HANS DAMPF, 29 x 2.35, Addix Soft, rear. (The bike is ...
2
votes
1answer
72 views

What are some notable visual observations one can make of a cassette that indicate wear? And to what degree that wear has progressed?

Last summer I bought a '02 or '03 Specialized Stumpjumper. 3x9 speed. I replaced the crankset this summer with a Shimano FC-622 triple. Yes its 10 speed but I've experienced no problems and felf ...
3
votes
3answers
86 views

Can I mix brands of chain and missing link

If I stick to the same speed (e.g. do not mix say 9 speed and 10 speed), can I mix the brand of chain and missing link safely. For instance, can I use a Shimano missing link on a KMC chain, or should ...
2
votes
1answer
77 views

Tacx Flow Smart trainer calibration issues with 700x35c tyre

I'm getting into cycling properly and I have bought myself the Tacx Flow smart trainer along with an adventure/gravel bike. I chose adventure/gravel over a road bike as I can see myself wanting to ...
3
votes
3answers
148 views

Re-use Shimano quick link?

Can I use the quick link from my old shimano chain to my new shimano chain? Or the old link will cause any problem? I have to say that no damage is visible in that old quick link. Both 2x11, same ...
1
vote
1answer
64 views

Servicing/tensioning a rear mech

I have a Tiagra 4600 10 speed rear mech (mid length) which is sluggish to shift into higher gears. Shifting was all over the place, I’ve replaced the jockey wheels and checked the hanger alignment. ...
0
votes
1answer
117 views

Do we know this type/brand/model of vintage bicycle?

JUNIOR (MADE IN AUSTRIA) AND THE FRAME SAYS ''JUNIOR FLIPPER''
0
votes
0answers
72 views

Which way does this ring go on the left crank of this Shimano deore hollow tech external bottom bracket crank?

On the inside of the left crank there is a small ring. The picture shows where the ring is meant to go. The ring is smooth / flat on one side. The picture shows the flat side which seems to have been ...
16
votes
5answers
1k views

Technique for self-adhesive puncture repair patches

Is there any special technique for using self-adhesive puncture repair patches? Today, I've had two different tubes fail within a minute of being inflated because the air pressure had split through ...
11
votes
3answers
2k views

What is the generic name for the gear shifter where you have one trigger for the up shift and another for down shift?

I recently bought a bike with new advanced gear shifters where you can shift easily as the shifter has a trigger for the up shift and downshift? I would like to replace the twist shifter in my old ...
3
votes
1answer
102 views

Help my identify this bike. (3Rensho? Specialized Allez?)

Help my identify this bike. Looks like a 3Rensho or early Specialized Allez but can't find any bikes with same features. Any info on brand/years, possibly frame size would be welcome.
1
vote
1answer
72 views

Chain falling off front sprocket

I have a 7 speed Mongoose Bike. The chain often falls off the front sprocket. There is only one chain ring in the front. Any ideas what to check for? Thanks, Paul
11
votes
4answers
3k views

Roadbike with aluminium wheels in mountains. Is it safe?

I'm planning my upcoming trip to ride real mountains in Spain on my road bike. So far I used Mavic Ksyrium aluminum wheels but mostly on flat areas. I'm not confident with going downhill on this ...
5
votes
1answer
83 views

Lockring spacer Shimano cassette

I recently purchased and am now installing a 9 speed Deore XT cassette sprocket (CS-M770) on a Specialized Stumpjumper FSR XC. It's replacing a CS-HG50-9, and is mounted on a Shimano rear hub (FH-M525)...
3
votes
3answers
185 views

Suspension seatpost for mountain biking? [duplicate]

I've seen several seatposts on the market with suspension built into them such as the Thudbuster, Redshift, and Kinect and was wondering if anyone is using one for mountain biking? Is it worth the ...
3
votes
1answer
188 views

Changing tyres on Giant Defy road bike

Is it possible to change from road tyres to commuter tyres on a 2014 Giant Defy? Thanks
2
votes
1answer
80 views

Shimano Metrea ST-U5060-R compatibility

So I'm trying to find out if Shimano Metrea ST-U5060-R would be compatible with any Shimano 11 rear derailleur? Also, would it also be compatible with the T4700 Tiagra derailleur since it seems to be ...
5
votes
3answers
184 views

Steering dampers

I'm curious about steering dampers on bicycles. Does steering damper really helps on rough terrain. What brands and types of dampers exist on market(in EU)? Does damper requires maintenance of any ...
2
votes
1answer
43 views

1 inch threadless headset with hollow cap for cable routing

Lets skip the questions about why I want to do this, but I would like to run my front brake cable through my headset. This is an older race frame with a 1 inch headset. Most headsets built for this ...
6
votes
3answers
455 views

What kind of tool will loosen this nut holding a chainwheel on a one piece crank?

Can someone tell me how to remove this nut that is holding the chainwheel in place on this one piece crank? In the picture below, the red arrows are pointing to three slots in the nut that a tool ...
1
vote
3answers
155 views

How do I know what brake rotors to get for my bike?

In the next month or so I plan on getting the 2019 Trek Crockett 5 as a cyclocross/road bike. I will also be getting some nicer road wheels for the bike so I can swap out the wheels whenever needed. ...
3
votes
2answers
348 views

How tight should I screw my thru-axles?

I have a new road bike with thru axle and disc brakes (Ultegra). I noticed that depending on the how tight I screw the axle in the frame, the brake disc will be closer to either side of the brake pads....
1
vote
1answer
78 views

Fixie sprockets

this post is a little different to your norm, so I'm not expecting much. I'm partaking in a competition where we are building a chain driven wheelchair and currently have it set-up using bicycle ...
3
votes
0answers
48 views

Getting ride data from Bosch CX System

Recently got a Cube eMTB with Bosch CX system installed. Love the bike, does well for commutes and some bush bashing over the weekend. Being a nerd, I like my data. Considering the system already ...
1
vote
2answers
57 views

Vertical dropout chips for Civia Bryant

I have a Civia Bryant that has horizontal dropouts and an Alfine rear hub. The Bryant had interchangeable vertical/horizontal dropouts I didn’t get the vertical dropouts from the shop when I bought ...

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