{"product_id":"3578-series-primary-mortice-holdback-locks","title":"3578 Series Primary Mortice Holdback Locks","description":"\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"92a2de2b-05cd-49d7-9b0d-cf15a4743c67\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-mini\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\n\u003ch2 data-start=\"0\" data-end=\"47\"\u003e3578 Series Primary Mortice Holdback Locks\u003c\/h2\u003e\n\u003cp data-start=\"49\" data-end=\"204\"\u003eHeavy-duty mortice holdback locks designed for commercial, institutional, and high-traffic applications, providing reliable latch control and durability.\u003c\/p\u003e\n\u003ch3 data-start=\"206\" data-end=\"228\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp data-start=\"229\" data-end=\"711\"\u003eThe 3578 Series Primary Mortice Holdback Locks are ideal for industrial buildings, schools, hospitals, hotels, clubs, and other high-use environments. These deadlatching locksets allow latch hold-back for applications such as high-traffic doors and toilet doors. Constructed from quality materials, they offer long-term strength and compatibility with a wide range of Lockwood furniture, including Brass Door Furniture, Daintree, Aquileart, Artefact Series II, and Ovation Series.\u003c\/p\u003e\n\u003ch3 data-start=\"713\" data-end=\"731\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"732\" data-end=\"1156\"\u003e\n\u003cli data-start=\"732\" data-end=\"817\"\u003e\n\u003cp data-start=\"734\" data-end=\"817\"\u003e\u003cstrong data-start=\"734\" data-end=\"759\"\u003eDeadlatching Holdback\u003c\/strong\u003e – Enables controlled latch hold-back for high-use doors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"818\" data-end=\"898\"\u003e\n\u003cp data-start=\"820\" data-end=\"898\"\u003e\u003cstrong data-start=\"820\" data-end=\"844\"\u003eDurable Construction\u003c\/strong\u003e – Heavy-duty materials for long-lasting performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"899\" data-end=\"984\"\u003e\n\u003cp data-start=\"901\" data-end=\"984\"\u003e\u003cstrong data-start=\"901\" data-end=\"928\"\u003eFurniture Compatibility\u003c\/strong\u003e – Works with Lockwood rose and plate furniture ranges\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"985\" data-end=\"1080\"\u003e\n\u003cp data-start=\"987\" data-end=\"1080\"\u003e\u003cstrong data-start=\"987\" data-end=\"1013\"\u003eVersatile Applications\u003c\/strong\u003e – Suitable for commercial, institutional, and high-traffic doors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1081\" data-end=\"1156\"\u003e\n\u003cp data-start=\"1083\" data-end=\"1156\"\u003e\u003cstrong data-start=\"1083\" data-end=\"1105\"\u003eReliable Operation\u003c\/strong\u003e – Maintains smooth and consistent latch function\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1158\" data-end=\"1172\"\u003eVariants\u003c\/h3\u003e\n\u003cp data-start=\"1173\" data-end=\"1271\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1173\" data-end=\"1271\" data-is-last-node=\"\"\u003ePrimary Mortice Lock Holdback — 3578SC | Primary Mortice Lock Holdback – Wide Stile — 3578AFSC\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ASSA ABLOY","offers":[{"title":"Satin Chrome \/ Primary Mortice Lock Holdback","offer_id":47325945757908,"sku":"3578SC","price":246.2,"currency_code":"AUD","in_stock":true},{"title":"Satin Chrome \/ Primary Mortice Lock Holdback – Wide Stile","offer_id":47325945790676,"sku":"3578AFSC","price":265.91,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/7392\/3028\/files\/3578SC_LW_EN_C1.jpg?v=1765543281","url":"https:\/\/www.amstimber.com.au\/products\/3578-series-primary-mortice-holdback-locks","provider":"AMS Doors, Timber \u0026 Hardware","version":"1.0","type":"link"}