... :(self closing -bolts,door bolts,door accessory,door accessory)1.Sizes:35mm*8mm, 40mm*9mm ,45mm*10mm2. Drive-under :8mm, 9mm, 10mm2.Thickness of the ... finished product: 1.2mm3.Color: electroplating 4.Outer packing: a box of a dozen self closing bolts,door bolts,door accessory,door accessory ...