NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) is pleased to announce the assignment of preliminary ratings to six classes of RCMF 2017-FL1, a $243.8 million CRE CLO transaction with limited reinvestment ability. The transaction will initially be collateralized by 38 mortgage loan interests with an aggregate cut-off date principal balance of $243.8 million. Fifteen assets are whole loans (44.2% of the cut-off date pool balance), 16 assets (36.8%) are pari passu or senior participati