Model Number T5 Group, Size 5/16-18 x 2 3/8 in, 5/16 in Thread Size, Material of Construction Steel Hex Bolt, Fits Brand ZSI, For Use With Grainger Item Number 2UKT7, 2UKT8, 2UKU4, 2UKU5, For Use With Mfr..
.Model Number Fits 3 in Rollers, Garage Doors 10 ft High, Type Heavy Duty Galvanized Steel, For Use With Fits 3 in Rollers, Garage Doors 10 ft High, 1 Pair Vertical Track 9 ft., Includes Lock Cut -Out and Holes for Standard Angle/Bracket Attachments, For Use With Mfr.