{"id":34990,"date":"2026-10-01T18:05:47","date_gmt":"2026-10-01T18:05:47","guid":{"rendered":"https:\/\/prodoorhardware.com\/index.php\/product\/victorian-half-sprung-mushroom-mortice-knob\/"},"modified":"2026-10-01T18:05:47","modified_gmt":"2026-10-01T18:05:47","slug":"victorian-half-sprung-mushroom-mortice-knob","status":"publish","type":"product","link":"https:\/\/prodoorhardware.com\/index.php\/product\/victorian-half-sprung-mushroom-mortice-knob\/","title":{"rendered":"Victorian Half Sprung Mushroom Mortice Knob"},"content":{"rendered":"<p>The Victorian Half Sprung Mushroom Mortice Knob is a face-fix mortice knob with a half-sprung mechanism. It features a Victorian-style mushroom design and is finished in brass. The product is supplied as a pair with fixings.<\/p>\n<p>This mortice knob has a rose diameter of 61mm, a knob diameter of 52mm, and a projection of 71mm from the door face. The half sprung mechanism provides partial spring action in the knob, allowing some return movement after operation without a full spring return.<\/p>\n<p><\/p>\n<p style=\"text-align: left\"><strong>Key Features<\/strong><\/p>\n<ul>\n<li>Victorian mushroom-style mortice knob<\/li>\n<li>Half sprung operation<\/li>\n<li>Rose diameter: 61mm<\/li>\n<li>Knob diameter: 52mm<\/li>\n<li>Projection: 71mm<\/li>\n<li>Brass finish<\/li>\n<li>Face-fix installation<\/li>\n<li>Supplied as a pair with fixings<\/li>\n<\/ul>\n<p><\/p>\n<p style=\"text-align: left\"><strong>Fitment &amp; What to Check<\/strong><\/p>\n<p>For correct installation, verify the door thickness and ensure compatibility with the existing mortice lock or latch case. The face-fix screws require surface access on the door face for attachment. Check that the knob projection of 71mm will not interfere with surrounding door hardware or door frame components.<\/p>\n<p><\/p>\n<p style=\"text-align: left\"><strong>Common Ordering Mistakes<\/strong><\/p>\n<ul>\n<li>Ordering single knobs instead of pairs when both sides of the door require knobs<\/li>\n<li>Not confirming the face-fix screw hole positions relative to the door thickness<\/li>\n<li>Assuming full sprung operation when the knob is half sprung<\/li>\n<li>Overlooking projection clearance for narrow or recessed door frames<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The Victorian Half Sprung Mushroom Mortice Knob is a face-fix mortice knob with a half-sprung mechanism. It features a Victorian-style mushroom design and is [&hellip;]<\/p>\n","protected":false},"featured_media":34989,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[30],"product_cat":[500,1264,1973,5481],"product_tag":[2602,448],"class_list":["post-34990","product","type-product","status-publish","has-post-thumbnail","product_brand-carlisle-brass","product_cat-architectural-ironmongery","product_cat-carlisle-brass","product_cat-door-furniture","product_cat-knobs","product_tag-carlisle-brass","product_tag-drox-brand","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/product\/34990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/comments?post=34990"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/media\/34989"}],"wp:attachment":[{"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/media?parent=34990"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/product_brand?post=34990"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/product_cat?post=34990"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/prodoorhardware.com\/index.php\/wp-json\/wp\/v2\/product_tag?post=34990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}