Questions tagged [chainring-oval]

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3
votes
2answers
185 views

Absoluteblack oval chainring doesn't completely fit GRX crankset

I'm trying to install an absoluteblack oval chainring on a GRX FC-RX810-1 crankset. After assembling and tightening the bolts I noticed there's a gap between the chainring and the crankarm. Basically,...
2
votes
2answers
160 views

Can absoluteBLACK's 48/32 sub-compact chainrings be mounted on the Quarq DFour (for 4-bolt Shimano chainrings)?

When I bought my Quarq DFour for Dura-Ace 9000/Ultegra 6800/105 5800 chainrings last year, I had planned to mount my o.symetric 50/34 chainrings. However the asymmetric shape of the inner ring couldn'...
1
vote
1answer
77 views

Which bolts and nuts to use to install Osymetric chainrings to replace Shimano Ultegra R8000 chainrings?

I would like to install 52-38 Osymetric chainrings instead of my 52-36 Shimano Ultegra R8000 ones. I've bought the Osymetric chainrings and tried to install them, but I realised I need bolts and nuts ...
1
vote
1answer
279 views

How do I move my chainring without moving my crank arm?

I recently did a 1x10 conversion on my mountain bike. I replaced almost everything on my drive train except for my crankset. The single chainring (104 BCD, 34T) fits onto my drive-side crank arm in ...
6
votes
1answer
435 views

Modify a front derailleur cage to allow for non-round chainrings like Biopace or Rotor?

I am repairing my road bike after a mishap where it swallowed the rear derailleur around the cassette and into the front derailleur. As part of the rebuild, I'm swapping out the badly worn old ...