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4
votes
2answers
139 views

How important is it to re-space my rear hub?

I just bought new wheels for an older Schwinn frame. I don't know the date it was made, but it's a steel frame and as built it had stem shifters and a cup-and-cone bottom bracket, etc. Probably from ...
6
votes
5answers
2k views

Converting 3x7 to a 1x7. Is it possible with only existing parts?

I own a 2000 model Specialized Ground Control full suspension. The front derailleur is rusty and temperamental so my solution is to remove it as well as 2 chain rings (they are removable on mine) and ...
0
votes
1answer
52 views

Sram thumb lever issue

Is there anyway I can fix this for it to function properly again, or am I gonna need a whole new shifter? The lever is cracked and broken at the collar where the hex bolt threads in so I'm guessing I'...
3
votes
1answer
94 views

What are real advantages of brake hose junction connectors?

I just received my new brake callipers and handles. They come pre-assembled with hoses and a "hose junction connector". These are the same as Dan Lloyd has in the below video: ...
-1
votes
1answer
88 views

How to guide rear brake cable in a frame without brake guides?

I recently bought a fixed frame (polo and bike Williamsburg) which I want to ride as singlespeed. The frame has the hole for the rear brake but does not have any attachment to guide the cable. What ...
0
votes
2answers
184 views

Sleep or not to sleep [closed]

I am planning to have a tour 230km with roady bike, elevation <600m overall. I think with average speed will be ~20-25 kmh What you recommend should I sleep on half of ride? Are you talking about ...
1
vote
1answer
109 views

How to secure the fork when there is no stem

On my half recumbent tandem, there is no stem on the front steerer tube. I would like to change the upper cup of the headset (related question Play in headset with no upper bearings on a tandem ...
6
votes
2answers
142 views

Adult vs kid's bicycle for a tall kid?

My daughter is 11 years old. She is growing fast and for her age, she is quite tall (154cm). Her bicycle is too small for her now so I'd like to get her a new one. The question is: should I look for ...
0
votes
0answers
40 views

Does anyone here have measurements of SRAM's direct-mount spline interface?

The makerspace I work in purchased a new metal milling unit and I want to test its software's tolerances and mill a narrow-wide chainring. I'm guessing it just consists of a circle with square ...
2
votes
6answers
247 views

The palms of my hands really hurt

I understand that the pressure on my hands causes it. I also understand how the nerves run through my hand. What I don't understand is how to implement the advise of, "Take the weight off your hands" ...
1
vote
1answer
66 views

Clean brake rotors and pads

I've seen plenty of how to clean my chain, but how do I clean muck off my brake rotors and the inside of the assembly that holds the pads? I see some posts specifying isopropyl alcohol, but that ...
1
vote
1answer
96 views

Snap a Shimano chain pin without pliers?

I just went back to a Shimano chain. For emergencies, rather than using a missing link, I considered just bringing a couple of unused links and a replacement pin. However, I don't want to carry a ...
0
votes
1answer
69 views

Giro shoe size help

Can someone help me with giro shoe size? Size guide say that half sized shoe are same length as full sized, is it true or just a mistake? https://www.giro.com/en/empire-acc/p/7041919
1
vote
2answers
88 views

Can I get an ebike with a 500 watt motor in Australia? [closed]

I'm a bit on the heavy side, so I'd like to purchase an ebike with something a little gutsier than the usual 250 watt motor so that I can go up hills. Can these be purchased in Australia at all?
1
vote
1answer
50 views

Speedplay pedal grease problem

I’m trying to grease my speedplay pedals, but the little end screw on one of the pedals just spins. It will not unscrew, thereby allowing me access to the grease port. Any thoughts? Thanks, Scott
2
votes
2answers
270 views

Can you help me by ID-ing this bike?

I purchased this 75-80 road bike (my first), for about $80. Being in a bad shape and no decals… I want to restore and enjoy it. Been trying to ID it several days now in order to start a restoration ...
1
vote
1answer
140 views

How to keep my feet cool in cycling shoes?

I went mountain biking yesterday, when the temperature was 100F / 38C. This is in Southern California in June, so that's not that unusual. The only issue I had is that my shoes get uncomfortably hot, ...
24
votes
13answers
5k views

Dedicated bike GPS computer over smartphone

Yes, I know it's a duplicate of questions that have been asked before, for example this one: Are there advantages of dedicated bike computer instead of smartphone apps? But I feel that most of the ...
1
vote
2answers
103 views

Does my chain need to be replaced because it has looped itself many times?

A snapped off derailleur caused my chain to loop itself so unsure whether it needs replacing.
0
votes
1answer
83 views

Should I replace the bent Derailleur hanger?

My friend (also on a bike) collided with me while we were riding together. As a result of the collision, I now have a bent derailleur hanger. Should I replace it alongside the Derailleur? The bike ...
1
vote
3answers
264 views

Am I over weight for this bike I bought

My weight is 240 pounds (109 kilograms). I bought a miele velo gr1 they said it will hold my weight but wheels only have 32 spokes. Are they right?
3
votes
1answer
138 views

Identify this BMX logo please?

Hi all, having trouble identifying this logo found on my Bmx frame- any ideas? Many thanks More info: It was bought with all high end parts- and was said to be WTP Justice or other WTP frame—...
2
votes
4answers
219 views

Commuter bike for better performance: less weight, or internal gear-hub?

Background I commute daily to work, the ride is about 10 km each way, across the city. The path is mostly streets with intersections, and a few long cycling lanes. Some hills here and there: Strava ...
1
vote
4answers
242 views

Can this frame be used or is it done?

I have a cheap mens Huffy mountain bike which I noticed has 2 holes in the frame. Would this be too unsafe to ride?
15
votes
12answers
9k views

How (un)safe is it to ride barefoot?

Sometimes I use bike for a week long trip camping along, doing maybe 200km per day riding on asphalt road. In the end, my feet have bad smell, which is not super strange or concerning, but it does ...
1
vote
1answer
47 views

Which type lockring removal tool do I need

I'm trying to learn DIY cassette removal as I want to swap one on a buckled wheel. I have another cassette which uses an FR5 but it doesn't fit this one. When checking this site it looks like it's a ...
0
votes
2answers
84 views

Can 26 x 1.5 inner tube fit 26 x 2.0 tire?

I bought it as pedalheaven (my local bike shop) was closed and as I have a race tomorrow. I will return it if doesn’t fit.
4
votes
3answers
123 views

Is chemical stripping as good as bead-blasting to prepare a steel frame for repainting?

I have a rather nice old hand-built 531 frame and fork that I'd like to have repainted. Some companies offer bead-blasting to prepare it, but others offer chemical stripping. Is this as good as bead-...
5
votes
5answers
263 views

Chain Cleaning Frequency vs Cost

I got myself a new 2019 Giant Trance 2. I am loving it and am doing lots of off road trails here in Texas. A typical ride for me is about 4-6 hours and maybe 10-20 miles depending on the inclines. I'...
1
vote
1answer
79 views

Can the belt drive on a Trek 1st District be replaced with a chain drive?

I have a Trek 1st District bike that was given to me. The belt drive is not very satisfactory. I have asked here about upgrading it to a newer version, but perhaps it would be better to set it up ...
1
vote
1answer
36 views

Air in oil damper of suspension fork after pulling hard while disassembling

I've opened my Reba fork (FS-REBA-RL-A6) for the 1st time to investigate an air-spring failure and found the lower legs quite difficult to separate, even after not-so-gently tapping the bottom bolts. ...
1
vote
1answer
44 views

Hole inside fork's upper tube, air-spring side?

I've disassembled my Reba fork (FS-REBA-RL-A6) and found a hole in the inner wall of the top tube, air-spring side leg. Doesn't look perfectly round to me, even though it can be an effect of a bit of ...
1
vote
2answers
119 views

Putting 8-sprocket cassette on a 18-speed bike

I have an 18 speed and want to swap the wheels out, but the new rear wheel has an 8-sprocket cassette and the one on the bike has a 6-sprocket . I plan on swapping them but just for fun I tested it ...
2
votes
2answers
224 views

Is this damaged aluminium frame unsafe to use?

Hello I have a Giant Seek 3 aluminium frame where somehow the rear rim has rubbed the frame creating a hole as shown in the picture. On the other side there has also been some rubbing/scratching but ...
2
votes
2answers
138 views

Chain not fitting on big chainring

I have a problem where my chain is not engaging on the big chainring. The chain is not touching the FD so, that is ruled out. Is it possible that my chain is not compatible with my crank? My chain ...
1
vote
1answer
50 views

What is the actual diameter of our current bicycle chain's rollers?

Wikipedia states that it's 5/16" (~7.9mm) while two or three sites list it as 7.75mm. I'm a little bit confused. Does it differ in different internal width? Does it differ between singlespeed and ...
1
vote
3answers
69 views

SRAM Cassette with Shimano 105 groupset

Can I replace my existing Shimano 12-25 10-speed cassette with a SRAM 11-32 10 speed cassette with no other modifications?
0
votes
1answer
53 views

Brake system replacement

Currently I have a Tektro Auriga brake system. I don't like the Auriga brakes at all, so I decided to replace them with Deore XT BR-M800. At front I have 180mm disk and between the caliper and fork ...
3
votes
3answers
336 views

New bike, tubeless tire will not inflate

I got a new road bike with tubeless tires. I can't get the back tire to hold air. I got the front tire inflated but for some reason, as I am pumping the air all I hear is it coming out somewhere from ...
1
vote
0answers
58 views

Carbon integrated seatpost small dent

I have a Ridley Noah frame that has a really small dent in the integrated seatpost, the dent itself does not seem to be caused by an object hitting it. It looks like it has been caused by hanging it ...
3
votes
2answers
724 views

New pedal fell off maybe 50 miles after installation. Should I replace the entire crank, just the arm, or repair the thread?

Repair newbie here just getting back into mountain biking after a long absence. I recently bought a Cannondale Catalyst 4 from REI. It's a fine introductory bike for what I'm looking for, but I ...
2
votes
1answer
94 views

Triple crank, extra click while downshifting

I have an Ultegra triple crankset and shifters on a Giant road bike. When downshifting from the outer ring to the middle ring it requires an extra click. I've experienced this on several triple ...
2
votes
1answer
127 views

140mm rear rotor for bike packing

Currently my bike has cable actuated disc brakes, which I will upgrade to Ultegra 8070 callipers and RT-800 Ice Tech rotors. I use the bike for road, some gravel and bike packing. The current rotors ...
-2
votes
2answers
115 views

Can you tell me what this frame is and year please

I need to identify a bmx frame i have Its a twin top rail
2
votes
2answers
158 views

Lowest rideable gear ratio

What is the lowest rideable gear ratio (chainring/cassette) possible without feeling like having to balance/trackstand? I'm doing some virtual simulations right now and I'm just setting up IRL limits. ...
2
votes
2answers
508 views

Bent Peugeot Carbolite 103 Frame

I have a vintage Peugeot carbolite 103 frame which is really bent. The rear triangle is bent in the direction of the drive side to such an extent that the drive side crank arm is blocked by the frame ...
2
votes
1answer
97 views

Will replacing 26“ suspension fork with rigid 29”

I have an old Nashbar mountain bike with a suspension fork. I would like to replace the fork with a rigid one. The suspension fork weighs tons and is too squishy since I ride it mostly on trail paths. ...
3
votes
5answers
246 views

How to recognize a bad tire?

The most expensive "consumable" while operating a bicycle would probably be tires. Enthusiasts endlessly debate the relative merits of different sizes, profiles, tread patterns,inflation pressures ...
0
votes
1answer
42 views

2 speed (double) shimano road shifter on triple chainring crankset?

I would like to put a 2-speed Shimano road shifter on my bike. The bike is 3-speed front crankset. Could I put these two together?
2
votes
1answer
79 views

To what extent should I insulate an electric bike battery during winter?

For temperatures between 0 F and 32 F, to what extent, if at all, should I insulate electric bicycle batteries? I have read that they do not like temperature extremes. Should I wrap a battery in 1 ...

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