put chain at tight spot, loosen chainring bolts, then re-tighten, move crank one whole revolution, repeat. until it's better..........NO CHAINRING/COG/BOTTOM BRACKET/CRANK will be 100 % round. FACT
@31trum started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
put chain at tight spot, loosen chainring bolts, then re-tighten, move crank one whole revolution, repeat. until it's better..........NO CHAINRING/COG/BOTTOM BRACKET/CRANK will be 100 % round.
FACT