This is our own custom "Max Angle" Stainless Steel Misalignment Spacer for 1" ID Uniballs, Made in the USA.
1" shank OD, 5/8" through-bolt hole, 3-1/16" total stack height, and carefully radiused design to achieve a steering angle of 32° at our lower control arms. See Steering Angle and Steering Stops in our FAQ for more details.
These are used for the double-sheer lower Uniball connection of RCLT HD with 5/8" hardware.
Sold individually.
Four included with RCLT HD.