The price is for one pieceMaterial: Zinc Alloy + CrystalColor: Silver/GoldPitch-row: Single holePackage incorporated screwsMeasurements: Small knob: Dia 25mm, Height 28mm, Weight 18.5gLarge knob: Dia 32.5mm, Height 32mm, Weight 32.3gSmall backplate: Length 120.5mm, Width 23.5mm,Thickness 3mm, Weight 19.7gLarge backplate Length 169mm, Width 35mm,Thickness 3.5mm, Weight 43.4gScrew:Default 25mm(If you wish other lengths, please consult on-line customer service for screw size selection)Customs Duties:All customs responsibilities and processing commission at vacation spot nation are paid by way of the buyer.