Cognito Solid Steel 1 Inch Block and 13 Inch U Bolt Kit (straight) for 01-10 Chevrolet/GMC 3500/3500HD 2WD/4WD single rear wheel with double overload and dually trucks. These steel machined blocks are powder coated semi-gloss black. Heavy-duty zinc plated U Bolts and hardware are included. Made in the USA.
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