clamps
halex company 20511 . 38 inch non metallic clamp connector
fits 12 in knockout non metallic cable numbers 142 122 123 awg or 2 number 142 awg or flex cord 300 to 560 inches diameter in a dry location use to connect nonmetallic sheathed cable to a steel outlet box or other metal enclosure ul listed meets csa requirements dimension 6 x 3 875 x 6 125 item weight 3 5 sku orgl8029
halex