1. The body is made of ABS, flame retardant. 2. Better protection for the cable and wires 3. Effective and time saving for cabling. 4. Different shape and size cable wall bushings, wall tubes, fiber inside corner, fiber outside corner, flat elbow, raceway duct fitting, raceway molding, bend radius, tail duct, cable clamp, wiring duct. 5. ISO 9001:2008 Certified