TERMINAL,AMPOWER 300MCM Wire Size: 275000 – 325000 CMA Stud Size: M8 5/16 Stud Diameter: 8.33 mm Stud Diameter: .328 in Tongue Thickness: .16 in Ampower Terminal & 2 Stud Hole | 275000 – 325000 CMA M8 8.33 mm | Part Number: 276917-1 | Internal Number: 276917-1 | .328" | TE Connectivity