TredTrak® System, 5-channel Y-fitting, blue and yellow. 1.3 x 1.3 inch channel size. Lightweight traffic cable protection level. Hubbell HI-IMPACT TRUKTRAK® and TREDTRAK® non-metallic cable protectors are designed to safeguard electrical and communication cables from vehicle and pedestrian traffic. Both are 5-channel systems that are designed to provide easy installation, breakdown and storage. The HI-IMPACT TREDTRAK® cable diameters up to 1.28 inch and is designed to support pedestrian and light vehicle traffic in public, institutional and commercial applications. The Hubbell modular cable protection line also permits compliance with NEC® requirements (Article 525) for insulating electrical cables and cord at carnivals, amusement parks, convention centers and similar public areas.