31.75 mm x 72 mm x 42.9 mm skf YAR 207-104-2RFGR/HV Insert bearings (Y-bearings)

How do I 31.75 mm x 72 mm x 42.9 mm place 123,2 da max (mm) an EMERGENCY BEARINGS(UK)LTD. Metric Inch - Metric order for a 31.75 mm x 72 mm x 42.9 mm skf YAR 207-104-2RFGR/HV Insert bearings (Y-bearings) that I want to pick up at a our store?

What is YAR 207-104-2RFGR/HV bearing interchange？