0
votes
0answers
2 views

Seeking suggestion for headset and bottom bracket press

I'm looking for a suggestion on a single press tool, good quality, that will allow me to press fit a Praxis PF30/BB30 conversion BB and also a headset on a nice titanium frame. Thanks in advance. A ...
0
votes
1answer
9 views

Road fork, tire clearance for 700x28 tyre

Good Day All: I am building up a Litespeed T-5 with 46 (possibly 48)/34 Ultegra drivetrain for some spirited riding on undulating and sometimes uneven roadways in Northern New England. I'd like to ...
1
vote
0answers
24 views

Drivetrain squeaky birdsong

Road bike with Shimano Tiagra 2x9 compact drivetrain makes a continuous random pattern of quiet squeaky noises (like birdsong) when the bike is leaning against a wall and the pedals are rotated ...
0
votes
1answer
17 views

what is the difference b/w dropout diameter(9mm) and 3/8"(9.478mm) Tpi bicycle axles

I am creating a ski bike and taking this website as a reference: http://www.alpineskibikes.com/collections/frontpage/products/ski-mx-conversion-kit-without-skis I am having some trouble understanding ...
0
votes
1answer
24 views

mounting disk brake caliper problem: wheel doesn't spin freely, rubs outside pad, and caliper already as far to outside as possible

Problem: I can't mount the caliper in such a way that the wheel spins perfectly freely (There's always a slight rub). When the brake engages, the rotor bends slightly (because the caliper isn't ...
3
votes
2answers
55 views

Why do spokes loosen?

Is it true that the they twist small amounts as you hit bumps while you ride, and that's why they loosen? Would gluing spoke nipples simply solve this problem?
2
votes
0answers
24 views

How old is this rear steer skip tooth tandem?

How old is this Tandem Rear Steer Skip tooth ??
1
vote
2answers
46 views

Power washing a bicycle [duplicate]

I'm moving from the UK to Australia later this year, and shipping most of my stuff, including two bicycles (simply hybrid bikes, nothing fancy). Australia has strict biosecurity rules about what you ...
1
vote
1answer
41 views

What does “HX” mean on a KMC chain?

I'm looking at buying a new single-speed chain and have pretty much settled on getting one of these two: KMC Z510 or KMC Z510 HX but can't figure out what the HX actually means. The HX costs 37% more ...
2
votes
1answer
32 views

Spokes popping, chains jumping gears while not shifting and derailing when shifting, etc

I've had the same Trek bike for 3 and a half years with ongoing shifting problems, but for the last 6 months I've had a litany of problems. My LBS is at their wits end. Spokes are shearing regularly, ...
0
votes
0answers
34 views

Is $200 a good deal on a 2006 Specialized Transition?

They are asking $200 for this bike. I have been riding for around a month on an old Raleigh Olympian and this seems like a solid upgrade.
0
votes
1answer
47 views

Do one-sided clip-in pedals have a bit more friction and inefficiency than alternatives?

Moving from old style pedals years ago, to when I took up cycling again more recently, I noticed a difference when oiling the bike, while doing maintenance. After oiling an old style pedal, I would ...
-3
votes
0answers
46 views

Apple M3 Mixtie Campus Bike [on hold]

How can I get my 15 year old daughter to return a bike she spent her savings on($150)not knowing it was an apple campus bike, when she refuses?
3
votes
0answers
44 views

Odd screw on brake disk

Worked on my first disk brake bike yesterday. It was a full-suspension BSO with cable disk brakes. The rear wheel had two broken spokes, and they where threaded such that I could not replace the ...
0
votes
2answers
54 views

Is there a technique/tool to assist with rear derailleur high, low, and index alignment?

Everything I read gives this picture like this: Yet the reality of this alignment, it can be somewhat difficult. Is there a better technique or tool to help get the high, low, and index shifting ...
10
votes
1answer
3k views

Can I ride on 15 spokes instead of 16?

On my way to work this morning, one of the spoke on my front-wheel broke. I removed it completely, leaving me with 15 spokes instead of 16. Can I still ride my bike over a 20km distance. I noticed ...
1
vote
1answer
27 views

Shimano 6 speed cassette

I have a new bicycle, my first with multiple gears. The shifter is on the right handlebar. Does gear 0ne on the shifter indicate the smallest wheel on the cassette or the largest wheel on the cassette?...
3
votes
3answers
73 views

Power Output at different Air Pressures

http://www.johnsavesenergy.com/resources/Air+Density+small.png At lower air pressures you get less Oxygen but how does riding at lower pressures exactly affect your performance? Assuming you are ...
8
votes
5answers
862 views

Hand signal before braking: a thing?

In this question I have seen a number of answers/comments mentioning hand signals to notify traffic/cyclists behind you ahead of braking. I have never seen anything similar in Europe (at least where ...
13
votes
1answer
614 views

What is a sensible user service schedule for a professional work bike in non loaded applications such as food delivery?

I am now a food delivery boy. I currently check brake and tyre pressure daily by riding. I wipe my chain and brake surfaces weekly. My weekly run is 400 km and 66 hours on road. As a non mechanic ...
-3
votes
0answers
40 views

Dont know the model no of my trek bike [on hold]

Bought it from a local shop who imports these bikes as there are no authorised shops in my country . Its black and green and has star rims. Would post pics but dont know how to
0
votes
1answer
48 views

MTB front and rear shimano derailleur: which shifters for drop bars?

I would like to convert flat bars of my MTB (old one: ATX 770 Giant, 7 speeds cassette with Deore DX derailleur and 3 chainrings crankset with probably DX as well) to drop bars, for touring purposes (...
0
votes
1answer
84 views

When in a UCI race, does the helmet have to be to be fitted properly

I noticed that Nibali's helmet was very loose when he went down during one of the last stretches of the 2016 Giro d'Italia. A helmet is almost useless if it's not properly fastened. I understand that ...
3
votes
1answer
139 views

New puncture resistant tires punctured after 2 min ride

So, because I do ultra-light touring I bought new puncture resistant tires for my road bike (Continental Grand Prix 4-Season, 28c), I installed them and after two minutes I had a puncture. First I ...
1
vote
2answers
52 views

What parts needed with new chainring?

I've read that the chainring is that spikey gear wheel at the bike's pedals that the chain egages with. The teeth on that chainring are so worn on my bike that the chain jumps off depite adjusting ...
14
votes
1answer
857 views

What is this frame feature for?

I have a Kinesis Tripster ATR. The drive-side seat stay has a lug on it whose purpose I can't work out: There's no such feature on the other seat stay. What is it for?
3
votes
2answers
185 views

Foot shifting while pedalling

I have been contemplating clipless pedals as the next logical step. So after a bit of research and reading this question and it's answers I find myself a bit unconvinced mainly because nothing covers ...
4
votes
2answers
127 views

Any drills for looking while riding?

I have come to believe that the major skill when riding singletrack is scanning the terrain. After any turn there could be a hiker, a fallen log or just a boulder that you didn't memorize during the ...
0
votes
0answers
42 views

Which countries have employed rail biking in their armed forces?

Can anyone tell me which counties have employed rail bikes in their armed forces? I remember seeing pictures of soldiers riding the rails on bikes, but cannot recall any details of them. Rail ...
1
vote
0answers
32 views

Fork trail vs chainstay length in steering

Is fork trail or chainstay length is a bigger determinant in the overall steering of the bike? Consider an arbitrary frame that I think is steers too slowly. I'm going to rebuild it because I want a ...
3
votes
3answers
61 views

Disassembling crank on a 2006 Trek Pilot 2.1

I'm trying to disassemble the crankset on my 2006 Trek Pilot 2.1; the bike has all OEM parts. The crank is a Bontrager race crankset, which I'm to understand is a a rebranded Truvativ crank. For a ...
6
votes
3answers
658 views

Frame manufacturer not covering crack as saying it was crash damage

My Ti frame developed a huge crack in the frame a week or so ago. A pain I thought bit it'll be covered by warranty... The frame builder is now saying that it's crash damage. I really really doubt ...
0
votes
2answers
59 views

Does removing spacers require a refit?

As I get more and more used to my bike's aggressive geometry, I'd like to slowly remove the spacers. I have two right now and my LBS who did the fitting said you can remove them as you get more used ...
3
votes
1answer
71 views

Modded folding bike and strange chain skipping on most gears

I've a folding Tern Link D8 that I've started customize by replacing some parts...what is driving me nuts is a strange chain skipping that happens on some gears and only when I apply some force (...
0
votes
1answer
36 views

Changed shifters and chain isn't in same spot [duplicate]

My friend changed out the shifters on his bike and his rear derailleur isn't on the right sprocket based on what his shifter says. How can you fix this?
3
votes
1answer
47 views

I slightly wrecked my bike - looking for parts - how do I start?

2003 or 2004 Specialized Sirrus DISC - my son ran into a parked car and now I need a new front wheel, rotor and fork. The whole thing is silver, Chromoly. I love this bike, it was a trusted commuter ...
0
votes
0answers
34 views

Shimano Alfine wheel build questions for Crawler fat bike [on hold]

I have an Origin 8 Crawler fat bike that came with a Nuvinci 360 hub. The Nuvinci lasted about 1500 miles and is now leaking oil and wobbling. I'd like to build a wheel with an Alfine S7000 and stay ...
-4
votes
0answers
53 views

Do you know this brand?

Hey I'm trying to find the name of this brand. It is a BMX Bike, I am familiar with most brands and their logos, but not this one. Can anyone help?
2
votes
1answer
70 views

How strong is the remote lockout on rock shox?

I ask because I realized yesterday that I had left lockout on for hours of riding at a bmx style track hitting jumps and wallrides. I found the lockout helped a lot and I'll continue using it for ...
3
votes
2answers
79 views

Bottom bracket creak

I've recently bought a second hand carbon bicycle. The bottom bracket was making a creaking sound under pressure, so I took it to a shop and they put in new bearings. But after 1 or 2 cycles it was ...
0
votes
1answer
55 views

Choosing new tires: can't find my size on schwalbe site

My bicycle is Merida Crossway MD-40. I Measured the tires and got the following numbers: 701mm x 41mm. Or 27,42 In x 1,6 In. I wanted to buy one of Schwalbe tires for it. But to my surprise my size ...
1
vote
0answers
52 views

Semi-slick 29x2.4 (or larger) tires

I have a set of Velocity Dually 29” wheels. The interior rim width is 39mm. I currently have Surly Knard tires but get a lot of buzz when riding on pavement. Ideally, I'd like a set of tires that run ...
3
votes
2answers
123 views

How can I check if my bike is safe for touring?

I have an old second-hand bike that I use daily for commute, and in a few weeks I want to take it on my first bike tour around Europe. I'm a bit worried, since the bike is quite old (has some rust ...
1
vote
1answer
36 views

Do I need a different bottom bracket?

I have a road bike that has a triple chainwheel setup (48x38x28)in which the chainwheels are not replaceable. (Made by SunTour) The middle chainwheel has broken a tooth so the whole thing needs to ...
1
vote
2answers
66 views

Headset wobble after tightening

I own a Cannondale Super Six 105 (Ultegra now) Carbon 2012 bike and I can't stop the wobble in the headset. If I tighten down the top cap (with 6mm hex) I can get rid of the wobble (hands on the ...
2
votes
0answers
71 views

What kind of German bike is this?

I want to buy this second-hand bike but the person selling it lives in a different city and I can't go there at the moment. However I can't explain it but I really like the bike even though I only ...
5
votes
1answer
276 views

Are all folding pedals a bit… bendy?

I have recently acquired a folding bike. One of the most irritating things is the folding pedals, as pictured: Pedal in folded position Pedal in deployed position, ready to ride Close up of ...
1
vote
2answers
44 views

Can I convert a 1x9 speed Madsen kg271 cargo bike to a 2 or 3 x 9?

I know most these days seem to want to go the other direction, but my partner would like more gears on this heavy cargo bike that can be tough to pedal uphill. I think the frame has all of the ...
3
votes
2answers
64 views

What is the advantage of a “compact crankset” vs changing a chainring?

It seems that I'm old (my last good bike had a 5-speed freewheel and shifters mounted on down tube braze-ons - they were indexed, though!), and I've been out of cycling for quite some time. I've seen ...
0
votes
0answers
44 views

rec: lightweight, breathable, waterproof bicycle commuter backpack [closed]

I own a bike and I'm looking for something like this: Bicycle Backpack Travel Rucksacks Road Cycling Bag Knapsack Running Mountaineering Packsack 12L-in Backpacks from Luggage & Bags on ...

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