One (Single) Burnished Brass Amerock Marathon concealed pivot/knife hinge CM2665R-BB. 

This right hand hinge is for cabinets 1/2 to 3/4 inch thick with 1/2 inch overlay. 

Please see diagram for how these hinges mount on cabinet door using one left hand and one right hand hinge. Slot holes allow horizontal and vertical adjustment. 

***This product does not come with all the benefits and warranties as it would if purchased directly from the manufacturer.