The price is for one piece.
Material: zinc alloy
Color: Antique silver / antique bronze / silver with black / creamy white with gold
Measurements:
Dia : 1" (25 mm)
Dia of basement: 1/2" (12mm)
When installed the knob sticks out 1" (25 mm)
Screws are included 1.0"(25mm) as default
If you need other size screws , pls let me know
...