Product Details:

Three Flat Edge Nylon Rollers.

This Wardrobe (Closet) Door Roller has three flat edge nylon rollers with a stamped steel bracket. Used on both bypassing and pocket doors.
Will also fit L.E. Johnson Track Systems. With a 1 inch (25 millimeter) diameter, the rollers are used in manufactured housing. 

Minimum Order: 1 Package (two roller assemblies per pack).