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6 votes
2 answers
36k views

Why does my non-drive side crank arm come loose?

I tighten the bolt super hard. Ride for a while. Then it comes loose again. I don't know if its my BB or the bolts. How can this be fixed??
Kevin Lopez's user avatar
2 votes
1 answer
121 views

crank arm with 15mm diamond holes

I have a stationary bike that was given to me. The threads for the pedals are stripped, so I was trying to replace the crank arms. Both arms are diamond hole types, I managed to get them off, but I ...
Diziet Asahi's user avatar
2 votes
2 answers
214 views

Did I choose the right bottom bracket?

This is my bicycle. I mounted a new Thompson 124mm bottom bracket (the narrowest of this kind I could find) and a new single-ring sqaure-tapered crankset. When set as in the pictures, there is a ...
Pawlakov's user avatar
2 votes
1 answer
142 views

Changed chainset, bottom bracket, wheels and cogset and find these parts left over, and the rear wheel clicking?

I just changed the crankset, bracket, wheels and cogset (my first bike repair obviously) on my specialised tricross, and after my victory tea realised I had these three bits left over, and not sure ...
Oliver Walters's user avatar