All-weather polyurethane construction Protects cables and hoses up to 0.75 inch outside diameter Reinforced hinge lid ensures easy cable placement The modular, interlocking design ensures easy setup Dog-Bone® connectors allow you to extend your protector to whatever length you require 1-channel and 2-channel with ADA ramps option, load capacities of 46,000 pounds/axle or 23,000 pounds/tire at 70° F 3-channel with ADA ramps option, load capacities of 54,000 pounds/axle or 27,000 pounds/tire at 70° F 5-channel with ADA ramps option, load capacities of 68,000 pounds/axle or 34,000 pounds/tire at 70° F 1-channel and 2-channel with standard ramps (ST) option, load capacities of 26,000 pounds/axle or 13,000 pounds/tire at 70° F 3-channel with standard ramps (ST) option, load capacities of 34,000 pounds/axle or 17,000 pounds/tire at 70° F 5-channel with standard ramps (ST) option, load capacities of 48,000 pounds/axle or 24,000 pounds/tire at 70° F Available with orange hinged lid/black base (O/B) or black hinged lid/black base (B/B).