Heavy Duty Wheel Chocks - 165" Max Tire Diameter - 400 Tons Capacity - Safety Yellow - Polyurethane Accessories Type_Backpack and NFPA 1906 Standards

and NFPA 1906 Standards

Arc Rating ATPV 4

Model No               CS4S-SB UPC               810043321259 Color               Blue Quantity Included               1 Length (Inches)               48 Width (Inches)               6 Height (Inches)               4 Spikes Needed               2 Bolts Needed               2

Hook and loop adjustable cuffs

Heavy Duty Wheel Chocks - 165" Max Tire Diameter - 400 Tons Capacity - Safety Yellow - Polyurethane Accessories Type_Backpack and NFPA 1906 StandardsMade in USA Sold as Single Lightweight with tough urethane construction Optional studs available for snow and ice ANSI compliant color illustrations on proper chocking and wheel chock placement in English Rated for vehicles with a gross operating weight up to 1,600,000 lbs., and tire sizes up to 165 in. diameter Maximum rated payload of 400 tons A minimum of four MC3011 wheel chocks must be used for gross vehicle operating weights from 855,000