420 Series Heavy Duty 4Point Lock

Rivers 420 Series Heavy Duty 4Point Lock provides enhanced four-point locking with reinforced external hardware and cylinder protection, designed for higher-risk environments requiring additional tamper resistance.

Key Features:

  • Four independent locking points
  • Two 50mm x 10mm locking bars & Two 25mm x 10mm locking bars
  • 45mm throw to each locking point
  • Internal lever handle rotates 90° downward for rapid disengagement
  • Complies with the Building Code of Australia for emergency egresss)
  • Engineered for applications where external access and increased cylinder protection are required
  • Made to order for open-in or open-out doors
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420 Series Heavy Duty 4Point Lock

Door closed internal view

420 Series Heavy Duty 4Point Lock

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