All Questions
21,231
questions
0
votes
0
answers
16
views
Can't remove bleed screw SRAM shifter
I'm trying to bleed my SRAM Force D2 brakes, but I can't remove the bleed screw underneath the shifter cover:
When I try to remove the torx screw, the round part underneath (with the 111... numbers) ...
- 101
0
votes
1
answer
32
views
Need help finding out the brand
Hi everyone need help identifying the brand this logo represents. Did extensive search with Google and Global Brand Database came up empty and hope someone here recognizes this brand.
This logo is on ...
- 1
2
votes
1
answer
28
views
I need the metal spring clip inside the Shimano grip shifter, but can't find one anywhere?
I've seen that this is a common problem, but I've exhausted all my efforts searching for this clip online. The yellow clip in the picture. Can anyone point me in the right direction?
4
votes
2
answers
282
views
What is the name of the floor pump part that depresses the valve stem?
What is the name of the part in the floor pump chuck that depresses the valve stem?
Is it standard enough that I could buy a replacement?
I mainly use this pump to inflate presta tires. From what I ...
- 243
10
votes
5
answers
893
views
Left crank arm misaligned on climb
On a climb I started to notice something feeling similar to a slipping chain. A couple minutes later while pedaling standing up, my left crank arm got completely misaligned as you can see in the ...
- 101
6
votes
2
answers
2k
views
What standards did velocipedes have when they were invented?
It seems from the wikipedia page that velocipedes were one DIY that was copied by many others. They say about the first example by Baron Karl von Drais:
This design was welcomed by mechanically ...
- 200
2
votes
1
answer
38
views
14” wheels on a 16” bike for toddlers
I purchased a 16” bike for my 4 year old granddaughter, who currently rides her 14” without training wheels. I wanted to get her the next size up to grow in to. Her toes barely touch the ground on ...
- 21
8
votes
3
answers
908
views
How artificial is the lack of 450%+/50t+ gearing on lesser 1x groups?
ESSA, CUES, Advent, Advent X, Acolyte, Sword, and other sub-12-speed low-end groups are all range-impaired compared to what you can get by spending more. Extend it out to 12-speed and there's Eagle SX,...
- 86.5k
7
votes
1
answer
121
views
Are there published figures on aero loss to tyre tread?
I was working on my hardtail yesterday, and found myself spinning the back wheel on the stand while indexing the gears. I noticed quite a lot of airflow, which was obviously from the the knobbly ...
- 60.8k
1
vote
1
answer
80
views
clink-clink as I pedal
Only happens with any pressure on the pedals.
In normal use it clinks twice per pedaling cycle.
More specifically, it does it any time there is any pressure on the pedals and I suddenly release that ...
- 111
0
votes
1
answer
58
views
1x drive train on older bike
I'm looking for a new drivetrain for an old FS mtb. It's currently a 1x9 but it's still all the old components. All I did was install a new bottom bracket and remove the chainrings and install a 32t ...
3
votes
1
answer
621
views
Bottom bracket sliding
I was playing basketball, airballed, the ball landed on my frame and the bottom bracket slid out like shown in picture, any way to fix this myself? Does not go in by force. Thank you in advance.
!(...
- 31
3
votes
2
answers
57
views
Correct routing for strap on Portland Design Works Origami rear fender
I have a Portland Design Works Origami rear fender. The strap that holds it on came loose while adjusting it and came completely out of the clip device. I have tried putting it back through in a few ...
- 33
0
votes
2
answers
57
views
Trying to identify this cannondale road bike!
Need help identifying this bike thanks!
2
votes
1
answer
25
views
Replacing brake lever on Shimano Nexus integrated shifter/brake lever
I have a Shimano Nexus Revoshift shifter with brake lever, part number SB-C6000-8, to use with a Nexus 8 internally geared hub. The brake lever has been sheared off where it joins the body of the ...
- 21