you're not kidding Steve.....i spent maybe 30min looking for SE-R pads and came up with squat.

Hawk......nothing.
Cobalt.....nothing.
PFC........nothing.
Porterfield.......nothing.

is carbotech REALLY the only option? i used them once, and as a general rule amongst miata drivers is if you don't bed them in properly they will burn down in a weekend or two.