Thanks. Could I use an "Apex IHC to HIC conversion kit"? Sounds like it will do the job. I can't post a link to the item as I haven't done 10 posts yet, but if you google it you'll find it.
Original scooter was a Crisp Ultima 2014.
I’ve now changed the following:
Deck: Blunt AOS V4 Max Peters
Fork (which doesn’t fit): Madd Gear Pro MFX Affray 120mm Fork - Anodised Black Wheels: MGP MFX Hurricane Scooter Wheel - R Willy Signature 120mm Neochrome
The Width of the steerer tube on...