The HC&D adjustable threaded strut cup is the pinnacle for front suspension adjustment. They allow for infinite ride height adjustment without the need for adjusting spring height. Additionally, they allow for increase/decrease in travel in the front strut. Our kit makes adjustments as easy as possible by using the supplied adjustment socket, spanner wrench, 15/16 pass thru socket, and 7/16 adjustment socket. Specs: Billet steel threaded outer cup Billet aluminum threaded inner cup 2" of travel adjustment Taller outer cup (2.375" of weldable surface height) than competitors allowing for a larger notch on the front strut cup support tubes Teflon lined COM12T spherical bearings 15/16" billet pass thru socket 7/16" adjustment socket Zinc plated socket and spanner wrench Kit includes: 2ea outer threaded cups 2ea inner threaded cups 2ea spanner nuts 2ea thrust bearing spacers 2ea 5/8 misalignment spacers 2ea 11/16 misalignment spacers 2ea COM12T spherical bearings 2ea spiral locks 1ea adjustment socket tool 1ea spanner wrench 1ea 15/16" billet pass thru socket 1ea 7/16" adjustment socket ***Misalignment spacer ID is commensurate with the stepped diameter portion of your strut between the top thread and main shaft***