Lowes offers RELIABILT 36-in x 84-in White Primed K-frameMDF Single Bypass Barn Door for $199 (reg. $369) free store pickup.

Product Description:
K-brace solid core construction with preinstalled soft close for a quieter closing and opening. Super stable engineered wood core which does not crack or warp as a result of humidity changes in the home Pre-finished white primer, ready to paint Integrated soft close provides smooth open and close action Trackless design, hazard free opening Bent strap, 78 inch track and handle, ready to hang complete barn door kit Quick hang direct to wall installation for a cleaner look.