Has shrink fitted inductive ring for speedo take off, could be removed if necessary but useful - no magnets to fly off!
On the bay but make an offer on here - cheap to LB'ers
http://www.ebay.co.uk/itm/BIKE-ENGINED-CAR-Honda-CBR-Blackbird-Etc-Propshaft-Sprocket-Adapter-/121641631860?
Thanks