CABLE CLAMP #11/Black, standard circular, cable diameter: 8.36 mm, thread size 5/8-24, screw lnth .375. 1-206062-6 pack of 100CPC Cable Clamp Kit | Shell Size 11, 8.36 Cable Diameter, 0.375 Screw LengthCPC cable clamp kits provide excellent strain relief and can used on all series of CPC receptacles..