B6B-PH--SM4-TBT(LF)(SN) B6B-PH-SM4-TBT(LF)(SN) B6B-PH-SM4-TBTLFSN B6B-PH-TW-S B6B-PH-TW-S (LF)(SN) B6B-PH-TW-S(LF)(SN) B6B-UH(LF)(SN) B6BV B6B-VH(LF)(SN) B6B-VH-B