| BlackRock Credit Strategies Income Fund | Investor A Shares | — | — |
| BlackRock Credit Strategies Income Fund | Investor C Shares | — | — |
| BlackRock Credit Strategies Income Fund | Institutional Shares | — | — |
| BlackRock Credit Strategies Income Fund | Class K Shares | — | — |
| BlackRock Emerging Markets Flexible Dynamic Bond Portfolio | Investor A Shares | — | — |
| BlackRock Emerging Markets Flexible Dynamic Bond Portfolio | Investor C Shares | — | — |
| BlackRock Emerging Markets Flexible Dynamic Bond Portfolio | Institutional Shares | — | — |
| BlackRock Emerging Markets Flexible Dynamic Bond Portfolio | Class K Shares | — | — |
| BlackRock Strategic Income Opportunities Portfolio | Investor A Shares | — | — |
| BlackRock Strategic Income Opportunities Portfolio | Investor C Shares | — | — |
| BlackRock Strategic Income Opportunities Portfolio | Institutional Shares | — | — |
| BlackRock Strategic Income Opportunities Portfolio | Class K Shares | — | — |
| BlackRock Floating Rate Income Portfolio | Investor A Shares | — | — |
| BlackRock Floating Rate Income Portfolio | Investor C Shares | — | — |
| BlackRock Floating Rate Income Portfolio | Institutional Shares | — | — |
| BlackRock Floating Rate Income Portfolio | Investor C1 Shares | — | — |
| BlackRock Floating Rate Income Portfolio | Class K Shares | — | — |
| BlackRock High Yield Bond Portfolio | Service Shares | — | — |
| BlackRock High Yield Bond Portfolio | Investor C1 Shares | — | — |
| BlackRock High Yield Bond Portfolio | Investor A Shares | — | — |
| BlackRock High Yield Bond Portfolio | Investor C Shares | — | — |
| BlackRock High Yield Bond Portfolio | Institutional Shares | — | — |
| BlackRock High Yield Bond Portfolio | Class R Shares | — | — |
| BlackRock High Yield Bond Portfolio | Class K Shares | — | — |
| BlackRock Low Duration Bond Portfolio | Investor A Shares | — | — |