Black Oak Box Lock & Octagonal Knob Set | 33005

• Box Lock: 223mm x 172mm x 50mm
• Keep Size: 172mm x 50mm x 50mm
• Fixing Centres: 249mm
• Strap Length: 264mm
• Spindle length: 120mm
• Spindle Centre: 130mm
• Lock Centre: 60mm
Rim locks are fitted to the surface of the door rather than being morticed in, along with a surface mounted keep that should be fitted to the door frame.
Made from responsibly resourced, quality unstained English Oak and contains a British Standard 5 Lever lock which offers excellent security and peace of mind.
Product is reversible so can be used on either the left or right hand side of your door.
Supplied as a complete set with knobs, roses, escutcheons and straps.
• Maximum door thickness: 44mm. Thicker doors can be accommodated but you will need to contact us for an extra long key and spindle (chargeable service).
All our rim locks are KA.
Supplied with matching SS wood screws.
Our Black finish is a popular choice in traditional settings. Its subtle sheen offers a bold contrast on stained and painted timber alike. During the manufacturing process, our Black products are baked in a high-temperature oven, giving them durable, corrosion-resistant qualities.

Why choose M Brock?
At M Brock, we specialize in high-end architectural ironmongery that combines luxury aesthetics with trade-level performance. Every product in our collection is hand-selected for its quality and durability. Whether you are a homeowner, interior designer, or contractor, we provide the technical expertise and premium hardware needed to bring your vision to life.