42:20 is slightly higher than standard offroad singlespeed gearing.
700x35mm tyres, and 42:20 = 57GI. 26"x 2,2" tyres, and 32:16 = 53GI.
But it does sound nice for a faster, less technical CX ride.
@Smallfurry 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.
42:20 is slightly higher than standard offroad singlespeed gearing.
700x35mm tyres, and 42:20 = 57GI.
26"x 2,2" tyres, and 32:16 = 53GI.
But it does sound nice for a faster, less technical CX ride.