This is a Romex connector for 1/2" non-metallic sheathed cable connectors. It is made from heat treated carbon steel and non-metallic sheathed cable (Romex). The listed size is 1/2" and the connector type is Romex Connector.

Super-Safeway Cable Protector, 5-Channel, 0.90m (36.0") Length, Black with Safety Orange Flip Lid

Super-Safeway 45° Right Turn Cable Protector, 5-Channel, Black with Orange Lid

Cable Protector Plate, 2-1/2 Inches Tall x 1-1/2 Inch Wide, Galvanized Steel, Steel Clip and No Nails Required, Protects Non-Metallic Sheathed Cables Or Raceway Type Wires Running Through Wood Studs, Joists, Rafters, Or Similar Structural Wood Members From Accidental Nail, Screw Or Drill Penetration. No Nails Required. Special packaging for Retail.

Super-Safeway Cable Protector End Caps, 5-Channel, Male and Female, Black

Super-Safeway 45° Left Turn Cable Protector, 5-Channel, Black with Orange Lid

Cable Protector Plate, 2-1/2 Inches Tall x 1-1/2 Inch Wide, Galvanized Steel, Steel Clip and No Nails Required, Protects Non-Metallic Sheathed Cables Or Raceway Type Wires Running Through Wood Studs, Joists, Rafters, Or Similar Structural Wood Members From Accidental Nail, Screw Or Drill Penetration. No Nails Required. Contractor package.

Square hole metal stud bushing made of plastic in a gray finish. It is designed to snap into a knockout and allow cables and wires to pass through while helping protect them from sharp or jagged edges. The sheet lists it as a square shape with 1.325 SQ inside and 1.450 SQ outside dimensions.

Square hole metal stud bushing made of plastic. It is a round stud bushing designed to be installed into a knockout to allow cables and wires to pass through without damage from a sharp or jagged edge. The bushing is red and has a square shape.

Wild life protector, height 11-1/4 inch, width 3 inch. Gray PVC.

Protector Plate, 1-1/2 Inch x 3 Inches, Galvanized Steel, For Wood Stud

A 2-inch knock-out bushing with one channel. It is made of nylon and finished in black. The listed overall width and height are both 2.000", with channel height and channel width both 1.968".