MRA0207 232R B 15PPM TA MRA0207 237R B 15PPM TA MRA0207 23K2 B 15PPM TA MRA0207 23K7 B 15PPM TA MRA0207 243K B 15PPM TA MRA0207 243R B 15PPM TA MRA0207 249K B 15PPM TA MRA0207 249R B 15PPM TA MRA0207 24K3 B 15PPM TA MRA0207 24K9 B 15PPM TA