BM24C512E-S-R-G BM24C64E-S-R-G BM-250-1-312 BM-250-1-312-YL BM-250-1-342 BM-250-1-342-YL BM-250-1-344 BM-250-175-312 BM-250-175-312-YL BM-250-175-342