Prime-Line Matte White Plastic Bi-Fold Closet Door Pivot 2 pc

This is a bottom mount pivot used on Cox and a variety of other bi-fold door manufacturers. The 7/16 in. diameter nylon base houses a 3/16 in. pivot with a hex head nut for adjustment. It fits 1 in. to 1-3/8 in. thick bi-fold doors weighing up to 30 lbs. each.