Combination: You will receive 8 stainless steel standoff screw sets, including 8 standoff screws, 8 screws, and 8 expansion screws. This complete set provides sufficient components to meet your installation and replacement needs. Appropriate size: 19x30mm. The proper size is easy to use and ensures a satisfactory experience. Please confirm the dimensions before purchasing. Durable material: The standoff hardware is made of stainless steel, ensuring strength, rust resistance, scratch resistance, and corrosion resistance. Lightweight and built for long-lasting performance. Wide application: These wall sign mounting hardware sets are suitable for use in offices, shops, bedrooms, and other indoor or outdoor settings. Ideal for mounting glass signs, acrylic signs, acrylic plates, frames, advertising boards, and photos. Easy to install: Insert the expansion tube into the wall and secure the standoff screw with the provided screw. A screwdriver is required for installation. Material: Stainless steel Color: Gold Package Contents: 8 * Standoff screws 8 * Screws 8 * Expansion screws Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.