4x - 591-015-4A (Retail $25ea) 90° Street Ell Outlet FBT x MIPT 4x - 591-015-6A (Retail $30ea) 90° Ell Outlet FBT x FBT 4x - 591-015-1A (Retail $30ea) 90° Street Ell Outlet MBT x FBT with O-rings 4x - 59-015-08 (Retail $30ea) Riser Nipple MBT (8" Length) with O-rings 4x - 596-015-4AR ? (Retail $20ea) Inlet Adapters MIPT x MBT with O-rings