Rough Country 2.5" Block & U-Bolt Kit For Chevy/GMC 1500 - 6521

2.5-inches wide. | Single 9/16-inch pin blocks. Tapered to reduce drive shaft angle. Thread Size: 9/16-inch | Inside Width: 2.5-inch | Inside Length: 10.5-inch Backed by Rough Country's Limited Lifetime Replacement Warranty.