Kits are specifically designed for Drag Specialties Premium Adjustable Shocks and Premium 10.5in. Shocks on 04-17 XL applications only. Use to ease installation and dress up the mounting points when installing these shocks. Kits include, 4 spacers .504 ID x 1.00 OD x .18 thick, 2 screws 1/2-13 x 2-1/2in. Torx button head, and 2 screws 1/2-20 x 2-3/4in. Torx button head.