Track Roller, Closure Open, Drive Type None, Duty Type Heavy, Face Design Plain, Overall Length 3 3/4 in, Roller Diameter 3 1/2 in, Roller Head Type V-Groove, 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 7/8 In.-14, Stud Type Concentric, System of Measurement Inch, Bearing Material Alloy Steel, Bearing Material Grade AISI 52100, Bearing Type Tapered Roller, Drive Location Stud