Features High Strength Material: Adopt high strength spring piece and stainless steel thickened shell, product quality is guaranteed, you can use with confidence Mute Runing: Sliding door pulley runs quiet and smooth, rust proof, possess strong bearing capacity, very practical Versatile And Practical: Sliding door pulley cam is suitable for wardrobe sliding door, kitchen sliding door, etc., very versatile Stable And Durable: Wheel diameter for 40mm, come with stable structure, excellent performance and long service life 4pcs In Total: The package contain a total of 4pcs sliding door pulley, enough for you to replace and use, very convenient Specification: Item Type: Sliding Door Pulley Material: Stainless steel Wheel Diameter: Approx. 40mm / 1.57in Package List: 4 x Sliding Door Pulley Note: Please pay attention to correct operation. Package List 4 x Sliding Door Pulley