Screw the crank bolt in to the axle (a later allen key type preferably, without the dust cover)
Use a hammer to gently tap the cranks so that you fold over the alloy where the threads were, till the bolt is trapped under the burred over metal. Undo the bolt and the crank will come off.
Screw the crank bolt in to the axle (a later allen key type preferably, without the dust cover)
Use a hammer to gently tap the cranks so that you fold over the alloy where the threads were, till the bolt is trapped under the burred over metal. Undo the bolt and the crank will come off.