I like mine but don't accept greenstuff they've no bite. Get something else, pagid RS15 or 14 appears to be recommended. I plan to get RS15 front and 14 rear thanks to advice on here for the same. Ha dmine about 4 years now, no [problems, still on greenstuff which doesn't squeal for me, rubbish pads though-did I say that?
On track if you try hard enough I've found it possible to cook the rear brakes which I've left standard