why not try insa turbos? I have a set of Dakars which are more mud orientated but I've done over 10k miles on them with minimal tread loss. If you want something less knobbly try these.
Set of 4 X 235 85 16 Insa Turbo Ranger | eBay
I know lots of people using Insa's and not heard a bad thing about them yet.
Set of 4 X 235 85 16 Insa Turbo Ranger | eBay
I know lots of people using Insa's and not heard a bad thing about them yet.