It is 110 bcd with shimano 4 arm style!
Should work then. Don't think there's anything special about Sora rings that would stop them fitting - pretty sure they use the same offset 4-bolt 110 bcd as all the other newer Shimano cranks.
@omash27 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.
It is 110 bcd with shimano 4 arm style!