Do you need help?

Contact us


Made in Italy MADE IN ITALY

FITTING Door flush to the trim (offset hinge)

DIMENSIONS Hinge width: door 32 mm / jamb 30 mm - K distance: max 4 mm


CAPACITY 60kg - 3 hinges

KUBICA K6300 | Adjustable concealed door hinge


KUBICA K6300 CS | Concealed door hinge in satin chrome finish
Satin chrome K 6300 20CS
KUBICA K6300 NS | Concealed door hinge in satin nickel finish
Satin nickel K 6300 21NS

Technical drawings and photos

KUBICA K6300 | Technical drawing
KUBICA K6300 | Technical drawing



Hinge features Value
Maximum load capacity 60 kg (3 Hinges)
Casing, adjustment Body and connecting rod material Zamak
Cover material Aluminum
Hinge casing width on door side 32 mm
K distance max. 4 mm
Milling distance from the edge on jamb side max. 17 mm
Hinge centered on the door leaf (max thickness) max. 45 mm
Tested cycles 200.000
Spray salt resistance 240 hours
Hinge weight 0,776 kg
Opening angle 180°
Number of rotation axes 5
Fire resistance EI30 (30 min)
Axis with assisted adjustment X - Y - Z
Horizontal Adjustment (X Axis) +3 mm / - 2 mm
Vertical Adjustment (Z Axis) +3 mm / - 3 mm
Depth Adjustment (Y Axis) +1 mm / - 1 mm
Fixing screws Yes


  • Suitable for flush to the frame door
  • Offset hinge with overlap max 17 mm
  • 3D adjustable, all adjustments are indipendent,assisted and self-bearing
  • Wear-resistant bushings (lubrication/maintenance not required)
  • Suitable for wood, aluminum and steel frame

Video and adjustments

Find out more about KUBICA K6300 and product range Koblenz
Request information