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Vault Sliding Hook Mortice Lock - Narrow Backset 2085 & 2885

Vault

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SKU:
STK Vault_Sliding_Mortice
UPC:
6246767141357
Availability:
Usually ships in 1-2 Business Days
Back-Set:
20mm
Back-Set:
28mm
Type of Lock:
Mortice
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Vault Sliding Hook Mortice Lock - Narrow Backset 2085 & 2885

The Vault Sliding Hook Mortice Lock is a purpose-built locking solution designed specifically for sliding doors. Available in two backset configurations (2085 and 2885), this mortice lock provides secure engagement using a hook-style bolt mechanism suited to narrow stile and aluminium door profiles.

This lock body is commonly used in both residential and commercial sliding door applications where a standard latch or deadbolt system is not suitable. It supports both handle lift activation and hex key operation depending on the installed hardware configuration.

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Estimated Warehouse Dispatch
Usually ships in 3 business days.

Key Features

  • Designed specifically for sliding door applications
  • Hook bolt mechanism for secure engagement into strike
  • Dual operation via handle lift or hex key rotation
  • Available in two narrow backset options: 20mm (2085) and 28mm (2885)
  • Suitable for aluminium and narrow stile door systems
  • Stainless steel construction for durability and corrosion resistance
  • Compatible with a range of sliding door handle and locking systems

Available Variants

Variant Backset Description
2085 Sliding Hook Mortice 20mm Narrow backset lock body for tight door profiles
2885 Sliding Hook Mortice 28mm Extended backset option for wider door stile configurations

Suitable Uses

  • Sliding aluminium and narrow-stile timber doors
  • Residential and commercial sliding-door entry and internal doors
  • Retrofit or replacement of an existing narrow-backset sliding hook mortice
  • Vault smart locks fitted to sliding doors - for example the Vault Eclipse, which uses a sliding hook mortice for sliding-door installations
  • Handle-lift or hex-handle-rotation locking hardware

Available Finish Options

  • Satin Stainless Steel
    Satin Stainless Steel
    (This Product)
    STK Vault_Sliding_Mortice

This mortice is supplied in SS304 satin stainless steel (SSS). Finish does not affect functionality or compatibility.

Specifications

Lock Type Sliding door hook mortice lock
Application Sliding doors
Backset Options 20mm / 28mm
Lock Pitch 85mm
Spindle Size 8mm
Body Material SS304 stainless steel (1.5mm thickness)
Bolt Type Hook bolt
Body Size 208mm (H) x 42mm (W) x 42mm (D)
Faceplate Size 270mm x 22mm
Finish Satin Stainless Steel
Cycle Rating Tested to 500,000 cycles

Vault Mortice Comparison Guide

Use this table to identify the correct Vault mortice type for your door application. Mortice type, pitch, backset range and door style must all match the lock system being installed.

Mortice Type Door Type Pitch Backset Options Main Function Common Use Relevant Vault Products
Sliding Hook Mortice
2085 / 2885
Sliding doors 85mm 20mm / 28mm Hook bolt locking for sliding door engagement Sliding aluminium and narrow stile door systems (This Product) - Vault smart locks on sliding doors, e.g. Vault Eclipse
Hinged Euro Mortice
2585 - 7085 Range
Hinged swing doors 85mm 25mm / 35mm / 40mm / 45mm / 50mm / 60mm / 70mm Latch locking with manual deadbolt activation via handle lift General hinged timber or similar swing door applications Vault Eclipse and other Vault lever/knob smart locks
6068 Smart Mortice Hinged swing doors 68mm 60mm Smart lock mortice with integrated turnsnib privacy function Heavy-duty smart lock installations Vault Titan, Vault Olympus
Fortress Innovative Mortice Hinged swing doors 85mm 35mm / 60mm / 70mm Auto-locking mortice - latch operation with a sensor that engages the deadbolt when the door is pushed to Push-pull smart lock installations Vault Fortress, Vault Quantum (and Fortress Vision)
Caution icon
Important:
These mortice types are not interchangeable. Door type, pitch, backset and lock geometry must match the lock system being installed. Sliding hook mortices are for sliding doors only, while the 6068 smart mortice uses a different 68mm pitch and should not be confused with standard 85mm Euro mortice systems. The Fortress Innovative Mortice is an auto-locking body specific to Vault push-pull smart locks.

Frequently Asked Questions

What type of door is this lock suitable for?
Sliding doors only - it is not suitable for hinged swing doors. For hinged doors use the Vault Hinged Euro Mortice. See also Chapter 04 - Door Type Matching.
What is the difference between 2085 and 2885?
The backset. The 2085 is 20mm and the 2885 is 28mm, which affects handle positioning from the door edge. See how to measure backset.
Can this be used with Vault smart locks?
Yes, with sliding-door smart lock systems designed for a hook mortice. The Vault Eclipse uses this sliding hook mortice on sliding doors; confirm the correct backset for your lock model before ordering.
What does hook bolt mean?
A hook bolt engages into a strike plate when lifted or rotated, providing secure locking for sliding doors where a straight latch or deadbolt cannot hold.
Is this interchangeable with standard mortice locks?
No. This lock is specific to sliding-door applications and is not compatible with the standard 85mm Euro mortice or the 6068 systems.

Additional Information

Correct Application: This lock must only be used on sliding doors. Installing it on hinged doors will result in incorrect operation.
Backset Selection: Backset choice depends on door stile width and handle positioning; incorrect selection can prevent proper installation. See Chapter 02 - Measuring Your Door, our note on the wrong backset, and the backset mistake in Chapter 12.
Compatibility Considerations: This mortice is not compatible with the standard 85mm Euro mortice or the 6068 (68mm pitch) smart-lock mortice systems.
Installation: Accurate door preparation is required, particularly in narrow aluminium profiles where tolerances are limited. See our guide to common hardware and backset selection mistakes.
Related Vault Mortices and Kits: Hinged doors use the Vault Hinged Euro Mortice; smart-mortice locks use the Vault 6068 Mortice or the Vault Fortress Innovative Mortice; and for double-door conversions see the Vault Rebate Kit.
Warranty
Vault Smart Locks Warranty (Australia)
Vault Smart Locks products purchased in Australia are covered against defects in materials and workmanship under normal residential or commercial use for:
  • Standard range: 12 months from the date of purchase
  • Select Signature Range models: 24 months (as stated on the product listing or packaging)
Cover applies to the original purchaser and is not transferable. Batteries and battery-related damage, consumables, cosmetic finishes, incorrect or unlicensed installation, misuse, and normal wear and tear are excluded.
Returns & Warranty|View Vault Warranty Policy
This warranty operates in addition to your rights under the Australian Consumer Law.
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Vault Sliding Hook Mortice - Specification Document

Vault Sliding Hook Mortice 2085 and 2885 specification document page 1 - Cover
Page 1 - Cover
Vault Sliding Hook Mortice 2085 and 2885 specification document page 2 - Overview, Key Features and Specifications
Page 2 - Overview, Key Features and Specifications
Vault Sliding Hook Mortice 2085 and 2885 specification document page 3 - Performance and Notes
Page 3 - Performance and Notes
Vault Sliding Hook Mortice 2085 and 2885 specification document page 4 - Back Cover
Page 4 - Back Cover
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Vault Smart Locks Warranty Overview

Vault Smart Locks products sold in Australia are covered by a manufacturer warranty against defects in materials and workmanship under normal residential and light commercial use.

This overview summarises the structure of Vault warranty coverage. Full terms, exclusions and claim procedures are available via the official Vault warranty policy.

Warranty Periods Summary

Coverage Area Warranty Period Notes
Mechanical components 2 years Applies to lock hardware and mechanical operation.
Electronic components 2 years Includes keypad, fingerprint reader, PCB and electronics.
Batteries & consumables Not covered User-replaceable items excluded.

What the Warranty Covers

  • Defects in materials and workmanship under normal use.
  • Repair or replacement of faulty components at manufacturer discretion.
  • Assessment of product condition to determine appropriate remedy.

Common Exclusions

  • Incorrect installation or failure to follow installation instructions.
  • Misuse, abuse, forced entry damage or tampering.
  • Exposure to extreme environmental conditions (water ingress, corrosion, chemicals).
  • Normal wear and tear including surface finishes.
  • Battery failure or damage caused by battery leakage.
  • Use of non-approved accessories or components.
  • Labour, removal, reinstallation or freight costs.

Installation & Usage Requirements

  • Installation must follow manufacturer instructions.
  • Products must be used within specified door thickness and application limits.
  • Regular maintenance and cleaning must be carried out as recommended.
  • Smart functions require correct configuration via the Vault app.

Warranty Claim Process

  1. Retain proof of purchase.
  2. Contact the original place of purchase or supplier.
  3. Provide details of the issue and supporting information.
  4. Return the product if requested for assessment.
  5. Outcome may include repair, replacement, or refund depending on assessment.

Australian Consumer Law

Vault Smart Locks warranties operate in addition to rights available under the Australian Consumer Law. Goods come with guarantees that cannot be excluded. Customers may be entitled to a replacement or refund for a major failure and compensation for reasonably foreseeable loss or damage.

Official Warranty Information

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