Bicycle Mechanics - 4 bolt front crank

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View Full Version : 4 bolt front crank


konati
09-28-09, 07:50 AM
I currently run a 1by9 with a 4 bolt crankset and want to go to a 2x9. How do I go about this


DMF
09-28-09, 01:20 PM
New Posters - please READ THIS (http://www.bikeforums.net/showthread.php?t=338432)

Svr
09-28-09, 08:46 PM
I currently run a 1by9 with a 4 bolt crankset and want to go to a 2x9. How do I go about this

You add another chainring and front derailleur/shifter/cables.