Track Roller Closure Double Sealed Drive Type Hex Socket Duty Type Heavy Face Design Plain Overall Length 43 mm Roller Diameter 40 mm Roller Head Type V-Groove Roller Material Bearing Steel Roller Width 20 mm Rolling Element Rows 2 Stud Material Bearing Steel Stud Thread Size M10-1 Stud Type Concentric System of Measurement Metric Drive Location Stud Dynamic Radial Load Capacity 2 790 N