Track Roller Closure Open Drive Type None Duty Type Heavy Face Design Plain Overall Length 4 in Roller Diameter 2 3/4 in Roller Head Type Flat Roller Material Alloy Steel Roller Width 1 11/16 in Rolling Element Rows 1 Seal Type Not Applicable Stud Material Alloy Steel Stud Thread Size 1 In.-14 Stud Type Concentric System of Measurement Inch Bearing Material Alloy Steel Bearing Material Grade AISI 52100 Drive Location Stud Dynamic Radial Load Capacity 5 120 lbf