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Fullex SL16 35 & 45/68 Replacement Door Lock Gearbox

  • Suitable for PVCu, composite, timber, steel, and aluminium doors
  • Tapered long throw top and bottom deadbolts for high-security and compression
  • Chamfered deadbolts for smooth operation
  • Easily reversible latch
  • Handles available with latch hold back snib
  • Split spindle option for front door applications
  • Secured by Design licensed and PAS 24 tested
  • CZ122 brass stamping and chrome-plated A3 hardened cast steel construction
  • 20mm 305 austenitic stainless steel faceplate
  • Cycle tested by 100,000 operations
  • Corrosion resistance tested to BS EN 1670 Grade 5 for 480 hours
  • 10-year guarantee
SKU Fullex SL16 35 & 45/68 Category

From: £70.45

Delivery Information:
Tracked 48 (Despatched generally within 1-2 days)
– from £3.95*
Tracked 24 (Despatched generally within 1-2 days) – from £5.95*
* Prices vary dependant on location and products ordered.

Click & Collect – from Middlesbrough, TS3 8AN.
Despatch Times & Restricted Items.

Orders dispatched generally within 24/48 hours (Mon-Fri Unless Stated Otherwise)

The Fullex SL16 35 & 45/68 Replacement Door Lock Gearbox is a high-security lock designed for use on a wide range of door types, including PVCu, composite, timber, steel, and aluminium. It has been licensed by Secured by Design and PAS 24 tested, performing in excess of 9Kn during testing.

The lock features tapered long throw top and bottom deadbolts, providing high-security and compression. The deadbolts are chamfered to pull in smoothly, and the lock has a 25mm long throw for maximum security.

The lock’s easily reversible latch and split spindle option make it versatile for use on front door applications. Handles are available with a latch hold back snib.

The lock’s construction features CZ122 brass stamping for the top and bottom hooks and centre deadbolt, chrome-plated A3 hardened cast steel for the deadbolt, a 20mm 305 austenitic stainless steel faceplate, and a zinc and clear passivated gearbox.

This lock has been cycle tested by 100,000 operations and corrosion resistance tested to BS EN 1670 Grade 5 for 480 hours. It also comes with a 10-year guarantee.

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Fullex SL16 35 & 45/68 Replacement Door Lock Gearbox

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Monday 7:30 AM to 5:00 PM
Tuesday 7:30 AM to 5:00 PM
Wednesday 7:30 AM to 5:00 PM
Thursday 7:30 AM to 5:00 PM
Friday 7:30 AM to 5:00 PM
Saturday 8:00 AM to 4:00 PM
Sunday Closed
Bank Holidays Closed

Discontined Products

The product is no longer available and has been set to “Discontinued”.

We will no longer be receiving stock of this item. Please contact us using the “Got a question” button on the product page for an alternative option.

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Contact Form

We endeavour to respond to all enquiries within 4-6 hours (during working hours) however on some occasions this may take a little longer.

Due to length & size restrictions with our delivery partners, we are currently only able to deliver certain items to the following postal areas:

  • All TS postcodes
  • All NE Postcodes
  • All DL Postcodes
  • All DH Postcodes
  • All SR Postcodes

We are looking into increasing our postcode range gradually with our own fleet of vehicles.
Should you not want to opt for a delivery service, please be aware Click and Collect is still available on all of our items.

We aim to despatch all of our orders within 24-48 hours of order confirmation, during peak times or bank holidays this despatch time can occasionally be increased.

Should you have any queries regarding this please don’t hesitate to call our sales team on 01642 455945.


We aim to reply to you either via email or phone within 24 hours Monday to Friday.