QS5757/W Stainless Steel 3 Lever Lock Latch & Deadbolt – 57mm Backset, 57mm Centre (SABS Approved)

QS5757/W Stainless Steel 3 Lever Lock Latch & Deadbolt – 57mm Backset (SABS Approved)

The QS5757/W is a SABS-approved stainless steel 3 lever mortice lock combining a latch and deadbolt in a single unit. Designed for wooden doors in both residential and light commercial applications, it delivers reliable, code-compliant security with a corrosion-resistant finish suited to South African conditions.

Specifications

• Type: 3 Lever Lock Latch & Deadbolt (mortice)
• Material: Stainless steel
• Backset: 57mm
• Centre: 57mm
• Certification: SABS approved
• Application: Wooden doors — interior and exterior
• Includes: Reversible screw mortice for easy installation
• Lead time: 3–4 days from order confirmation

Complete Your Installation

Pair this lock with a compatible door handle:

• Door Handles

Frequently Asked Questions

Where can I buy the QS5757/W 3 Lever Lock in South Africa?

The QS5757/W Stainless Steel 3 Lever Lock is available online at doorsdirect.co.za with nationwide delivery across South Africa, including Johannesburg, Cape Town, Durban, and Pretoria.

What is the difference between the latch and the deadbolt on this lock?

The latch is a spring-operated bolt that engages automatically when the door closes and is retracted by the handle. The deadbolt is a separate, key-operated bolt that provides additional security and cannot be retracted without a key.

Does this lock come with keys?

Yes — the QS5757/W is supplied with keys as part of the standard lock set. Refer to the product packaging for the number of keys included.

What doors is this lock suitable for?

This lock is designed for wooden doors and is suitable for both interior and exterior door applications in residential and light commercial settings.

What does SABS approved mean?

SABS (South African Bureau of Standards) approval means the lock has been independently tested and certified to meet South African quality and performance standards for door security hardware.

What is the backset on this lock?

The backset is 57mm — this is the distance from the edge of the door to the centre of the keyhole. Always measure your door and existing hardware before ordering to confirm compatibility.

How long does delivery take?

The lead time is 3–4 days from order confirmation. Delivery is available nationwide across South Africa.

Delivery Information

At Doors Direct, we strive to make the delivery of your quality doors a seamless and convenient experience.

Nationwide Delivery:

Based in Durban, we extend our reach to bring our premium products directly to your doorstep anywhere in South Africa. Our efficient overnight transport ensures that you receive your order promptly.

Cost-Effective Options:

With a diverse range of transport service providers, we have the flexibility to secure competitive quotes, especially for bulk orders. Feel free to contact our office at 031 012 5033 to explore cost-saving options tailored to your needs.

Lead Times and Timely Delivery:

Our commitment to transparency is reflected in the lead times displayed on our website for made-to-order products. Once your order is dispatched, anticipate delivery within 24 – 48 hours, allowing you to enjoy your new doors without unnecessary delays.

Quality Assurance:

Doors Direct takes pride in delivering products that are undamaged and in excellent working order. While we make every effort to maintain the integrity of your purchase, we recognize that, on rare occasions, products may incur damage during shipping.

Damaged Products:

In the unfortunate event that your product arrives damaged, we have a straightforward solution. At our discretion, Doors Direct will either repair or replace damaged items. To facilitate this process, please ensure that the waybill is endorsed with details of the damages. For more details, refer to our comprehensive guarantee policy and terms and conditions at Guarantee Policy and Terms & Conditions.

Contact Us:

Have questions or need assistance? Contact our head office at info@doorsdirect.co.za or 087 012 5286. We are here to ensure your satisfaction at every step of the journey.

Thank you for choosing Doors Direct – Elevating your door-buying experience with quality, efficiency, and reliability.