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18663 NTEP Approved 2.5 ft x 2.5 ft x 3.5 in 2,000 lb (1,000 kg) 173 lb, 18664 NTEP Approved 3 ft x 3 ft x 3.5 in 2,000 lb (1,000 kg) 232 lb, 18665 NTEP Approved 4 ft x 4 ft x 3.5 in 5,000 lb (2,500 kg) 375 lb, 18666 NTEP Approved 4 ft x 4 ft x 3.5 in 10,000 lb (5,000 kg) 490 lb, 18667 NTEP Approved 4 ft x 5 ft x 3.5 in 5,000 lb (2,500 kg) 437 lb, 18668 NTEP Approved 4 ft x 5 ft x 3.5 in 10,000 lb (5,000 kg) 567 lb, 18671 NTEP Approved 5 ft x 5 ft x 3.5 in 5,000 lb (2,500 kg) 541 lb, 18672 NTEP Approved 5 ft x 5 ft x 3.5 in 10,000 lb (5,000 kg) 696 lb, 18675 NTEP Approved 5 ft x 7 ft x 3.5 in 5,000 lb (2,500 kg) 734 lb, 18676 NTEP Approved 5 ft x 7 ft x 3.5 in 10,000 lb (5,000 kg) 929 lb, 191958 Measurement Canada Approved 2.5 ft x 2.5 ft x 3.5 in 2,000 lb (1,000 kg) 173 lb, 191959 Measurement Canada Approved 3 ft x 3 ft x 3.5 in 1,000 lb (500 kg) 232 lb, 191960 Measurement Canada Approved 3 ft x 3 ft x 3.5 in 2,000 lb (1,000 kg) 232 lb, 191961 Measurement Canada Approved 4 ft x 4 ft x 3.5 in 1,000 lb (500 kg) 375 lb, 191962 Measurement Canada Approved 4 ft x 4 ft x 3.5 in 5,000 lb (2,500 kg) 375 lb, 191964 Measurement Canada Approved 4 ft x 4 ft x 3.5 in 10,000 lb (5,000 kg) 490 lb, 191965 Measurement Canada Approved 4 ft x 5 ft x 3.5 in 5,000 lb (2,500 kg) 437 lb, 191966 Measurement Canada Approved 4 ft x 5 ft x 3.5 in 10,000 lb (5,000 kg) 567 lb, 191967 Measurement Canada Approved 5 ft x 5 ft x 3.5 in 5,000 lb (2,500 kg) 541 lb, 191968 Measurement Canada Approved 5 ft x 5 ft x 3.5 in 10,000 lb (5,000 kg) 696 lb, 191969 Measurement Canada Approved 5 ft x 7 ft x 3.5 in 5,000 lb (2,500 kg) 734 lb, 191970 Measurement Canada Approved 5 ft x 7 ft x 3.5 in 10,000 lb (5,000 kg) 929 lb, 46239 NTEP Approved 3 ft x 3 ft x 3.5 in 1,000 lb (500 kg) 232 lb, 46241 NTEP Approved 4 ft x 4 ft x 3.5 in 1,000 lb (500 kg) 375 lb
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