m303bÖ hler m303 din 1.2083 bÖ hler m303 e hard 1.2083 m303 extraPHI M303 630 Mortise Lock Body, 03 Function, Satin Stainless Steel Finish. Product Type: Exit Device PartAccessory. Model: PHI M303 630 LHR, M303 630 RHR. PHI_Precision-2000