Specifically designed for RB Security Steel Doors to provide Multi bolt locking. It may be used for any wood or hollow metal door.



  • Operation: 507: 4 bolts of 10 mm. each
    606: 3 bolts of 13mm. each
    Performs geometrically lock.
    Operated by Cylinder with gear (10 teeth)
    Latch is reversible for Left Hand and Right Hand Doors
  • Materials: Case, mechanism and bolts – Steel.
  • Finish: Side strip and bolts – Nickel Chrome.