Damper catch for side opening doors. Simply press the main unit under the top plate and align the product with the door side of the wooden opening. Can be used for both left and right doors. Compatible with furniture doors up to 88.2 lbs (40 kg) (DC-200-40); The mounting adjustment range for the reception is ± 0.2 inches (5 mm), top and bottom ± 0.2 inches (4 mm).