Compression Lug,4 Awg,5/16 Stud Size,Gy, Barrel Size Standard, Color Code Gray, Die Code 29, For Conductor Material Copper, For Stud Size 5/16 in, For Stranded Copper Wire Size – Maximum 4 AWG, Inspection Hole Yes, Hole Center to Center Not Applicable, Material Copper, Maximum Voltage 35 kV AC, Standards CSA Certified, UL Listed, Number of Holes 1, For Wire Type Stranded