cranks... how do i take them off

97piersp

i have fsa gravity crankset but want to swap them but have no idea how
so some info about tools and obviously how i would go about doin this

supersonic

This one, with ISIS bottom bracket?

http://www.wiggle.co.uk/ProductDetail.a ... id=Frogoog

Then you need a crank extractor that works with splined cranks like octalink and ISIS.