Product ID: SB-440
Dimensions: Variable by Opening Size
Finish: Galvanized Steel (also available in Black or Stainless Steel)
Note: Superior ball-bearing wheels make box rail trolleys roll smoothly. Available for Single, Biparting, Bypassing, and Foldaside doors. Box Rail hardware is great for exterior and interior applications. Available 440 lb. or 880 lb. - ideal for large sliding barn doors. Pictured with Horizontal Shorts Plank Door.
Price: Starts at $284 for SB-06-440-U - 6' Box Rail Kit 440lb *71" actual* for single leaf 36" in galv. steel and $346 for black powdercoat finish.
Call for other sizes and applications.