Originally Posted by
tony gray
The standard sponge is fine to use. From memory using moulded inserts in X patterns is difficult anyway - hard to get them to seat properly, so I always used to use the standard foam.
As for wheels, the Swift ones are probably a little stronger than the '06 Cooper ones.
Thanks Tony, appreciate your great (as usual) advice!

All the different colored swift wheels are the same in terms of strength and durability I presume...?