ERA Fortress Mortice Sashlock 5 Lever BS 64mm Brass

British Standard 5 Lever Mortice sashlock - High Security lock case for external doors. These locks conform to BS3621:2004 with 20mm bolt for insurance approval. With anti-drill plates, full boxed strikers, and heavy duty bolts. Faceplate 155x25. Incorporates a Double spring mechanism which allows the use of heavy or unsprung handles. Body size is 64mm or 76mm.