🚪 Glide into Style with Prime-Line! Includes both 3/8" and 1/2" offset pairs for tailored installation. No assembly required—just install and enjoy! Crafted with stamped steel and high-quality plastic. Fits doors from 3/4" to 1-3/8" thick. Engineered for effortless door movement. Convex edge design Includes 4 roller assemblies 3/4" wheel diameter The Prime-Line N 7533 Sliding Closet Door Roller Kit is designed for top-hung, by-passing sliding wardrobe doors. It features a 3/4 inch diameter wheel with a convex edge, ensuring smooth operation. This kit includes four roller assemblies with both 3/8 inch and 1/2 inch offset pairs, making it versatile for various door thicknesses. Crafted from durable stamped steel and plastic, it promises longevity and ease of installation.