Product Details:

Complete Bi-Fold System
Ball Bearing Rollers
For Use with Heavy Solid Core Doors

The CRL Deluxe Commercial Grade, Folding Door Hardware Set, is designed for use with heavy 1-3/8" or 1-3/4" (35 or 45 mm) solid core doors weighing up to 75 lbs. (34 kg). Set includes a heavy aluminum track with ball bearing tricycle hangers, also included are top and bottom pivots and pivot brackets