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ADI Blocklok 444 Single Block – Surface Mounted Locking Bolt

ADI

$125.27 - $145.39
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SKU:
STK 44142034 44142031 44142033
UPC:
3396964661672
Availability:
Usually same day dispatch (if ordered before 11am)
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ADI Blocklok 444 Single Block

The ADI Blocklok 444 Single Block is a heavy duty, surface mounted locking block designed for securing hinged, tilting or sliding doors. Manufactured in Australia, it uses the industry standard 570 oval cylinder and a 13 mm hardened steel locking pin, making it a common specification for commercial and industrial door security.

Key features icon Key Features

  • Single block surface mounted locking bolt.
  • 13 mm hardened steel locking pin.
  • Rear fix mounting configuration.
  • Can be locked in the open position to prevent bolt loss.
  • Accepts industry standard 570 oval cylinders.
  • Compatible with most restricted keying systems.
  • Extended locking bolts available.
  • Australian made and owned.

Specifications icon Specifications

  • Product Type: Surface mounted locking block
  • Block Configuration: Single
  • Fixing Method: Rear fix
  • Locking Pin Diameter: 13 mm
  • Door Thickness: Suits doors up to 50 mm
  • Cylinder Type: 570 oval
  • Material: Hardened steel pin
  • Country of Manufacture: Australia

Contents icon What's In The Box

  • ADI Blocklok 444 single block body
  • Mounting template
  • Fixing hardware
  • 2 × keys

Suitable uses icon Suitable Uses

  • Shop fronts
  • Warehouses
  • Hotels
  • Community recreation facilities
  • Storage facilities
  • Garages
  • Aluminium or timber doors
  • Swinging, sliding or tilting doors and gates

Colour options icon Available Colour Variants

  •  
    Black
    44142034
  •  
    Chrome Plated
    44142031
  •  
    Florentine Bronze
    44142033
  •  
    Polished Brass
    44142032
  •  
    Satin Chrome
    44142030

Item code list icon Item Code Family – ADI Blocklok Surface Mounted Locks

Product Configuration Mounting Typical Application
ADI Blocklok 444 Single Block
(This product)
Single locking block Rear fix Single hinged or sliding doors
ADI Blocklok 444DD Double Block Double locking block Rear fix Double door shop fronts
ADI Blocklok 444FM Single Front Mount Single locking block Front fix Single doors where rear fixing is not possible
ADI Blocklok 444DDFM Double Front Mount Double locking block Front fix Double doors requiring face-mounted installation

PDF icon Download PDF Resources

PDF icon ADI Product Catalogue

FAQ icon Frequently Asked Questions

Is this suitable for double doors?
No. This is the single block version. Double doors require a double block configuration.

Does this include a cylinder?
Yes. This model is supplied with a 570 oval cylinder and keys.

Can extended bolts be fitted later?
Yes. Extended locking bolts are available as compatible accessories.

Additional information icon Additional Information

  • Commonly specified in Australian commercial and industrial sites.
  • Correct bolt length selection is important when retrofitting to thicker doors.
  • Finish choice does not affect mechanical performance or compatibility.