NUS ISB A1 – ComfortDelGro Bus BYD B12A03 (PD649T) – Rear nearside NUS ISB A1 – ComfortDelGro Bus BYD B12A03 (PD649T) – Rear nearside NUS ISB A1 – ComfortDelGro Bus BYD B12A03 (PD649T) – Rear nearside