Rivers Locking

Rivers Model 400 Series Four Point Locks 420 Single

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  • Regular price $1,914.00
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Four point lock options 420 Single Internal Lever Handle, External Lever Handle and External Key Access




Rivers Four Point Locks are the ultimate in high security locking for solid core doors. The locks come in two configurations – Series 410 & 420 (refer to the table below for details). The locks utilise two 50mm x 10mm locking bars  and two 25mm x 10mm locking bars, that each throw 45mm to individual locking points. The Four Point Lock is made to order based on the door rebate width (open out) or door width (open in). All Rivers Four Point Locks are fitted with an internal lever handle that rotates downward through ninety degrees to disengage the locking bars. As a result of this feature the lock complies with the Building Code of Australia for use in emergency egress applications.  The locks are available with a 201 cylinder (as standard) and can be master keyed by locksmiths.


Rivers four point locks are recommended for use in strong and safe rooms, document storage and archive areas, financial institutions, schools, government buildings, shopping centres, council amenities buildings, computer rooms, warehouses, record storage rooms, retail outlets, front and rear entry doors and fire exits.  Rivers four point locks are ideal for any building perimeter or internal application where security and protection of life and property is critical.

For ultimate security and protection Rivers locks should be used in conjunction with Rivers high security door units comprising door and door frame.


Series 410 and 420 come with an internal brass chrome plated lever handle. Series 420 hardware includes an external brass chrome plated lever handle, a 201 cylinder and a hardened steel cylinder shield with anti-drill disk.


The standard Rivers Four Point Lock is finished in a grey zinc rich primer. Special colours are available upon request.



Rivers Four Point Locking bars are surface mounted to the inside of solid doors. For an open out door the locking bars extend through four slots cut into the door jamb. Open in doors utilise locking bar keepers fitted to the inside face of the door frame.  Rivers can provide experienced installers to correctly fit four point locks ensuring security and reliable service.  Locks can be fitted by trained locksmiths.  Refer to fitting instructions provided with the lock.


*ordering * Note, these are made to order, lead times apply.