newlifeapp™ 1107 Plastic Top Slider Glide for Bi-Fold Closet Doors (Pack of 10) – 4" Dual-Spring Nylon Guide, Fits 7/8" Track Channels (7/16" Opening), Replacement for Wardrobe & Pantry

This bi-fold door top slider goes on the top track. Quick and easy installation. 4" nylon with two springs. Size: Length: 4" Thickness: 3/8"

• RESTORE SMOOTH OPERATION: Eliminate sticking, jumping, or dragging closet doors. These 4-inch nylon top sliders are engineered to glide effortlessly within the top track, restoring a smooth, "like-new" feel to your bi-fold doors.
• HEAVY-DUTY DUAL SPRING DESIGN: Each slider features two high-tension steel springs and a center-tab guide (two guiding teeth in the middle) that provide constant outward pressure. This self-adjusting mechanism keeps your doors perfectly aligned. (Note: If your original hardware used 4 corner tabs, please verify this center-tab style is compatible).
• NOT FOR 3/8" TRACKS – MEASURE FIRST: This is a heavy-duty standard guide featuring a 7/8" (22mm) base width and a 15/32" (12mm) total height. It will NOT fit smaller 3/8" or 1/2" track channels. Please verify your track dimensions using the provided technical blueprint image before ordering to guarantee a perfect fit!
• BULK PACK OF 10: Perfect for contractors, property managers, or multi-room home renovations. This 10-pack provides enough premium hardware to repair multiple closet systems, ensuring you always have a spare on hand for quick maintenance.
• EASY SNAP-IN INSTALLATION: Designed for a straightforward "squeeze and snap" fit. Simply compress the dual springs, slide the guide into your compatible 7/8" top track channel with a 7/16" opening, and release for an instant, tool-free repair.