Sliding Door Security Lock | Internal Hook Mechanism

R112.00

Secure indoor sliding doors with a compact metal lock featuring a reliable hook mechanism. Designed for internal use, it offers quick thumb-slide operation and a firm grip on the striker plate to prevent tampering. Built for durability and ease of use, it’s ideal for residential upgrades where dependable locking is essential. A smart choice for reinforcing privacy and peace of mind. Sliding Door Security Lock | Internal Hook Mechanism Details

  • Width: 9cm
  • Material: Metal alloy
  • Colour: Metallic
  • Mechanism: Hook latch
  • Operation: Thumb-slide or switch
  • Application: Internal sliding or patio doors
  • Installation: Internal side only
  • Compatibility: Standard aluminum or wooden sliding doors

What’s In The Box 1 × Sliding Door Security Lock | Internal Hook Mechanism

6 in stock

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Sliding-Door-Security-Lock-Internal-Hook-Mechanism_SA3107_1
Sliding Door Security Lock | Internal Hook Mechanism
R112.00

Sliding Door Security Lock | Internal Hook Mechanism Overview

The Sliding Door Security Lock | Internal Hook Mechanism is a compact, metal-based locking solution designed for internal patio and sliding doors. Manufactured by SA Lock, this unit features a robust hook that engages securely with a striker plate, offering enhanced protection against forced entry. Its thumb-slide operation ensures quick locking and unlocking, making it a practical addition to any residential space. With a 9cm width, it fits most standard sliding door setups and installs easily on the internal side of the frame.

Sliding Door Security Lock | Internal Hook Mechanism Benefits and Features

  • Hook Locking Mechanism: Secures the door by engaging with a striker plate to prevent tampering

  • Durable Metal Construction: Built for long-term use and resistance to wear

  • Thumb-Slide Operation: Enables fast locking and unlocking with minimal effort

  • Internal Use Only: Designed specifically for indoor sliding and patio doors

  • Compact Width – 9cm: Fits standard door frames without modification

  • Low Maintenance: Requires minimal upkeep once installed

  • Universal Fit: Compatible with most internal sliding door configurations

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Steps to Follow for Using the Sliding Door Security Lock | Internal Hook Mechanism

Preparation:

  1. Measure the door width to confirm compatibility with the 9cm lock body

  2. Clean the mounting surface to ensure proper adhesion and alignment

  3. Position the striker plate to match the hook’s engagement point

How to Use the Sliding Door Security Lock | Internal Hook Mechanism:

  1. Insert the lock body into the designated slot on the door

  2. Secure it using screws and a screwdriver or drill

  3. Align the hook with the striker plate and test the locking motion

  4. Slide the thumb switch to lock or unlock as needed

Cleanup:

  • Wipe the lock with a dry microfiber cloth

  • Avoid water or chemical cleaners

  • Check for dust buildup around the hook and striker plate

  • Apply silicone lubricant annually to maintain smooth operation

A Few Scenarios Where the Product Can Be Used:

  • Securing patio doors in residential homes

  • Locking internal sliding doors in apartments

  • Enhancing privacy in home offices or studios

  • Replacing worn-out locks during renovations

 

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Health and Safety

This lock is intended for internal use only and should not be exposed to outdoor elements. During installation, always wear protective gloves and handle tools with care to avoid injury. Avoid forcing the hook mechanism, as this may damage the striker plate or compromise the lock’s performance. Regular inspection is recommended to ensure continued functionality and prevent accidental lockouts. Keep the locking area free of debris and lubricate the mechanism annually for optimal safety.

Want to know more about how to install a knob? Click here to learn more.

Shipping Info

Shipping & Delivery

We deliver nationwide across South Africa for a flat rate of R150. Terms and conditions apply.

Delivery times are normally 5–7 working days, but it might be quicker depending on your location

With fast and secure checkout, order today and enjoy reliable delivery to your door.

You will also be able to book your own courier at checkout.

South Africa delivery zones – Habitat Potch

FAQ

FAQs – Sliding Door Security Lock | Internal Hook Mechanism

  • Can this lock be used on external doors?
    No, it’s designed specifically for internal use only.
  • Is the hook mechanism adjustable?
    The hook is fixed but aligns with standard striker plates.
  • Does it come with installation screws?
    Yes, basic mounting hardware is included.
  • Can I install this without professional help?
    Yes, it’s suitable for DIY installation with basic tools.
  • What material is the lock made from?
    It’s constructed from durable metal for long-term use.
  • Is the thumb-slide reversible?
    No, it’s fixed in one direction for consistent operation.
  • Will this lock fit all sliding doors?
    It fits most standard internal sliding doors with a 9cm width.
  • Is this lock child-safe?
    While secure, supervision is recommended around children.
Out of Stock?

Feel free to contact us via the WhatsApp widget on this page, or send us an email at online@habitatpotch.co.za . We’ll gladly assist with availability, alternatives, or bulk orders.

Additional information

Weight0.045 kg
Dimensions3 × 9 × 6 cm

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