The price is for one piece Material: Zinc Alloy About Screws: 1.0’’ (25 mm) as default. Screws are available in 0.79’’(20 mm), 1’’( 25 mm), 1.18’’( 30 mm), 1.38’’( 35 mm), 1.57’’( 40 mm), 1.77’’( 45 mm), 1.97’’( 50 mm). If you have special requirements on screws, please feel free to let me know.