Specifications Specifications Heavy Duty steel constructionMeets or exceeds OSHA standards 29 CFR 1910.177Certified and burst tested at 157 PSI (10.8 bar)Dimension: 41”x 26 1/4” x 57 5/16" (1041x667x1455mm) Max Tire: 54”OD x 20” W (1371mm OD x 508 mm W)