QS1108MBLS 43mm Black Knob Cylinder | Oval Knob & Blank | No Keys

QS1108MBLS — 43mm Black Knob Cylinder | Oval Knob & Blank | No Keys

The QS1108MBLS is a 43mm knob cylinder in a premium black powder coated finish, featuring an oval thumb turn knob on one side and a blank on the other. No key entry — this cylinder is designed for applications where internal thumb turn operation is required without external key access, such as bathroom or privacy locksets.

Specifications

• Model: QS1108MBLS
• Length: 43mm
• Finish: Black powder coated
• One side: Oval thumb turn knob
• Other side: Blank (no keyway)
• Keys supplied: None
• Application: Privacy / bathroom locksets, internal doors

Key Features

• Black powder coated — durable, corrosion-resistant finish
• Knob & blank configuration — thumb turn operation one side, no key entry on the other
• 43mm length — suitable for standard door thicknesses
• No keys included — privacy/bathroom application
• Compatible with the QS6055/1B Heavy Duty Mortice Latch Bolt & Deadbolt — lock sold separately

Frequently Asked Questions

What is a knob cylinder?

A knob cylinder (also called a thumb turn cylinder) uses a thumb turn knob rather than a key to operate the lock from one side. The QS1108MBLS has a blank on the opposite side, meaning there is no external key access — suited to privacy and bathroom applications.

What is the difference between the QS1108MBLS and the QS1108BL?

The QS1108BL is a 60mm key cylinder supplied with 3 keys. The QS1108MBLS is a 43mm knob cylinder with an oval thumb turn knob and a blank — no key entry, no keys supplied.

What doors is this cylinder suitable for?

This cylinder is suited to internal privacy or bathroom doors where thumb turn operation is needed without external key access.

Does this cylinder come with keys?

No. This is a knob/blank cylinder with no keyway — no keys are supplied.

What finish is this cylinder?

Black powder coated — a durable, premium finish consistent with the QS Doorware black hardware range.

What lock does this cylinder work with?

This cylinder is compatible with the QS6055/1B Heavy Duty Mortice Latch Bolt & Deadbolt. Lock sold separately.

What is the lead time?

3–4 days from order confirmation.

Where can I buy this cylinder in South Africa?

Available online at doorsdirect.co.za with nationwide delivery across South Africa, including Johannesburg, Cape Town, Durban, and Pretoria.

• Stainless steel

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.