i would go for the 130bcd if you are running anything over 40t, the crank chainring arms are stronger than the chainring. so the larger bcd will be stronger. also a lot of bmx rings are available 130.
@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.
i would go for the 130bcd if you are running anything over 40t, the crank chainring arms are stronger than the chainring. so the larger bcd will be stronger. also a lot of bmx rings are available 130.