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Winkhaus Gearbox - Split Spindle

Product Information

This Winkhaus gearbox features an 8mm split spindle, has 92mm centres and  is available with 35mm, 45mm and 55mm backsets.


  • Centres: 92mm
  • Case height: 185mm
  • Case depth: Backset + 15mm
  • Spindle: Split 8mm


  • Split spindle


  • Not supplied with faceplate.
  • Winkhaus cases are held on to strips by pins. To remove the pins, tap them out with a punch (The centre pin must be accessed by undoing the screw on the case). Reattach by reusing the original pins.
  • Nightlatch reversal: The small rectangular slot adjacent to side of the spindle hole contains a black roll pin. Insert a flat bladed screwdriver and roll the pin to opposite side to reverse function.
  • Latch reversal: Push in latch and a screw will appear in back of lockcase. Undo the screw to remove the latch. Reverse, reinsert and replace screw.


  • Supplied loose in singles



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