DIYHD Concealed Sliding Barn Door Hardware Soft Closing Interior Wall – chanyhomedecor
Source Hidden Style Sliding Barn Door Slab with sliding door hardware kit on m.alibaba.com
CALHOME 40 in. Soft Close and Open Interior Hidden Track Sliding Barn Door Hardware Set GHOST-SC-60-1M - The Home Depot
Amazon.com: Milcasa Magic 2 – Wall Mount Concealed Sliding System for Wood Doors (Door is NOT Included) - Completely Concealed Hardware and Track (1800) Made in Italy : Tools & Home Improvement