If you just include a spare parts/tools box as part of your design then you can carry enough bbs to last forever, how often do they actually fail if you keep your cones tight and you're using something designed to last not to race?
@snottyotter started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
If you just include a spare parts/tools box as part of your design then you can carry enough bbs to last forever, how often do they actually fail if you keep your cones tight and you're using something designed to last not to race?