200R4144 200RD 4-Panel Hardware Set, 144" 12/0 [3658mm] Track
144" 12/0 [3658mm] Track Length36" 3/0 [914mm] x 4 Nominal Max Width Per Panel1-1/8" [29mm] to 1-3/4" [44mm] Panel Thickness75lbs [34kg] Max Weight Per PanelCommercial Grade Top Hung, Top Mount Multi-Fold Door HardwareAll Panels Fold in Single Direction200RD Installation Instructions Manufacturer part number: 200R4144