Description Uniball/Heim Size Shoulder Bolt Size Stack Height 1/2" OD X 3/8" ID 1/2" .313" 3/8" 1.25" 3/4" OD X 1/2" ID 3/4" .563" 1/2" 2" 7/8" OD X 1/2" ID 7/8" .625" 1/2" 2.125" 1" OD X 1/2" ID 1" .813" 1/2" 3" 1" OD X 9/16" ID 1" .813" 9/16" 3" 1" OD X 5/8" ID 1" .813" 5/8" 3" 1" OD X 3/4" ID 1" .813" 3/4" 3" 1.5" OD X 3/4" ID 1 1/2" 1.1" 3/4" 3.575" The Dirt King high misalignment spacers are precision machined from heat treated 17-4 stainless steel and designed to achieve maximum angles without sacrificing strength. Sold individually.