Color: Silver, Brass; Material: Stainless Steel, Brass; Total Dimension: 110mm x 32mm / 4.33inch x 1.26inch (L*W); Package List: 1 x Lock Cylinder, 1 x Mounting Screw, 8 x Keys. Advantage: Made of stainless steel and brass, which is sturdy and durable, wear-resistant and corrosion-resistant, not easy to rust and deform. Can be unlocked from both sides of the door with keys. Instruction: Easy to use, just remove the old or broken lock cylinder and replace it with a new one, no tools required. Application: The double lock cylinder is a main accessory of the door lock, widely used in home, office, warehouse, garage, balcony, etc. Specifications Color: Silver, Brass Material: Stainless Steel, Brass Total Dimension: 110mm x 32mm / 4.33inch x 1.26inch (L*W) Package List: 1 x Lock Cylinder, 1 x Mounting Screw, 8 x Keys Advantage Made of stainless steel and brass, which is sturdy and durable, resistant to Wear-resistant, corrosion-resistant, not easy to rust and deform. Can be unlocked from