The Klose Besser stainless steel non-through square knockout knob for doors is ideal for adding a touch of minimalism to your doors. Convenient, it is suitable for both exterior and interior doors. More elegance and refinement in a 7 cm stainless steel square. All signed by Klose Besser. Performance: Size of the square: 70 x 70 mm Thickness of the square: 16 mm Dimensions of the bottom plate: 53 x 53 mm Thickness of the bottom plate: 8 mm Projection: 60 mm Non-through Type: 304 stainless steel Packaging: Delivered in its packaging Original with two fixing screws Warranty: The Klose Besser brand products have a 1-year manufacturer's warranty from the date of purchase.