One-Hole Lug Compression Connector Barrel Size Long Color Code Pink Die Code 99H Tongue Angle Straight Tongue Width 1.79 in For Conductor Material Copper For Stud Size 1/2 in For Stranded Copper Wire Size - Maximum 500 kcmil Inspection Hole No Hole Center to Center Not Applicable Material Aluminum Maximum Operating Temperature 194 Degrees F Maximum Voltage 35 kV AC Standards CSA Certified UL E9809 Number of Holes 1 Barrel Outside Diameter 1.28 in Connector Type Straight Barrel