{"product_id":"qs6055-5as-ss-stainless-bathroom-lock","title":"QS6055\/5 Stainless Steel Bathroom Mortice Lock | 55mm Backset","description":"\u003ch2\u003eQS6055\/5 Stainless Steel Bathroom Mortice Lock\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eQS6055\/5\u003c\/strong\u003e is a heavy-duty stainless steel bathroom mortice lock combining a latch bolt and deadbolt in a single body. Designed for timber doors in South African residential and commercial bathrooms, it operates via a WC thumbturn mechanism — providing reliable privacy locking without a key.\u003c\/p\u003e\n\u003cp\u003eWith a \u003cstrong\u003e55mm backset\u003c\/strong\u003e and \u003cstrong\u003e60mm centre-to-centre (CTC) distance\u003c\/strong\u003e, this lock is compatible with standard South African door hardware and pairs seamlessly with WC lever or knob sets.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Bathroom mortice latch lock and deadbolt (WC)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackset:\u003c\/strong\u003e 55mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCentre (CTC):\u003c\/strong\u003e 60mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eForend size:\u003c\/strong\u003e 24mm × 170mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLock body size:\u003c\/strong\u003e 80mm × 127mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Timber doors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Striker plate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the QS6055\/5?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eStainless steel construction resists corrosion — ideal for humid bathroom environments\u003c\/li\u003e\n  \u003cli\u003eCombined latch and deadbolt in one body for simplified installation\u003c\/li\u003e\n  \u003cli\u003eWC thumbturn operation — no key required for privacy locking\u003c\/li\u003e\n  \u003cli\u003eDesigned for standard South African timber door frames\u003c\/li\u003e\n  \u003cli\u003eStriker plate included for a complete installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the backset of the QS6055\/5?\u003c\/strong\u003e\u003cbr\u003eThe backset is 55mm — measured from the edge of the door to the centre of the keyhole\/spindle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat does WC mean on a bathroom lock?\u003c\/strong\u003e\u003cbr\u003eWC stands for Water Closet. A WC lock uses a thumbturn on the inside to engage the deadbolt, providing privacy without requiring a key. It is the standard configuration for bathroom and toilet doors in South Africa.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs this lock suitable for my timber door?\u003c\/strong\u003e\u003cbr\u003eYes. The QS6055\/5 is specifically designed for timber doors and includes a striker plate for a complete, ready-to-install solution.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the CTC distance and why does it matter?\u003c\/strong\u003e\u003cbr\u003eCTC (centre-to-centre) is the distance between the latch spindle and the keyhole\/thumbturn spindle — in this case 60mm. This must match your door handle set to ensure correct alignment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I use this lock with any WC lever handle set?\u003c\/strong\u003e\u003cbr\u003eYes, provided the handle set has a matching 60mm CTC and 55mm backset. Always verify compatibility with your chosen handle set before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the lead time for this product?\u003c\/strong\u003e\u003cbr\u003eTypically 3–4 days from order confirmation. Nationwide delivery available across South Africa.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs the QS6055\/5 suitable for commercial bathrooms?\u003c\/strong\u003e\u003cbr\u003eYes. The stainless steel construction and robust lock body make it suitable for both residential and light commercial bathroom applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes this lock come with a striker plate?\u003c\/strong\u003e\u003cbr\u003eYes, a striker plate is included in the box.\u003c\/p\u003e","brand":"QS Doorware","offers":[{"title":"Default Title","offer_id":53580205162790,"sku":"QS6055\/5\/SS","price":322.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0912\/5439\/1078\/files\/QS6055_5_web_720x_1dd80bd7-ad10-4bda-9822-3093f1091ab2.webp?v=1785922404","url":"https:\/\/doorsdirect.co.za\/products\/qs6055-5as-ss-stainless-bathroom-lock","provider":"Doors Direct","version":"1.0","type":"link"}