Highlights: Trade size : 3/8" Material : nylon Non-metallic For indoors use only. Fits nm cable: #14/2, #14/3, #12/2, #10/2, #10/3. Type: snap-in - no screws or locknuts required. Miscellaneous: 3/8" size fits 1/2" knockout. Patented snap-in design allows simple two-step installation without screws or locknuts. Features: design allows for quick and easy two-step installation. push into box and insert cable. In a dry location, use to connect non-metallic sheathed cable to a steel outlet box or other metal enclosure. Bagged