Cooper Discovere STT NEW where is buy?

Hello finland off-road lovers! I'm from russia, st. petersburg. I my country there is a very big price on mud-tires, for example BFG MT 33x12.5-15 cost near 300EURO. And other... I buy winter tires in www.exclusiveforcar.com, but they didnt have real tires for our life = mud tirrain... Where did you buy your tires? Good will be near lapperanta or haimina, but not more than 200km from lappenranta . Sorry for my english.... If you can, give some sites with your 4x4 shops.... with good price... Oh! tires size is 285-75-16 i need cooper discoverer STT new of BFG MT in the same size...
Very big thanks Vamp www.vse4x4.ru