NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) assigns preliminary ratings to 29 classes of mortgage pass-through certificates from OBX 2019-INV1, the fifth RMBS 2.0 transaction issued by Onslow Bay Financial, LLC. The OBX 2019-INV1 pool comprises 1,172 first-lien, prime residential mortgage loans with an aggregate principal balance of $393,961,409 as of the January 1, 2019 cut-off date. The collateral consists entirely of 30-year fully-amortizing, fixed rate mortgages (FRMs). All o