I thought these were shock collars, so I’m not completely sure what these do
Seem to be nice though, just don’t know what they are for

Enhance your UTV's performance and durability with Eibach's reliable and robust UTV Hardware Kit.
Two-Piece Crossover Ring for 2.5" Walker Evans Shocks
Anodized Aluminum Material
Made in the U.S.A.
Sold individually
Note: We do not guarantee fitment, height or warranties on unlisted applications
2014-2016 Polaris RZR XP 4 1000 EPS | Walker Evans
2014-2016 Polaris RZR XP 1000 EPS | Walker Evans
2011-2014 Polaris RZR 4 900 EPS | Walker Evans | For models w/rear trailing arm suspension.
2017-2023 Polaris RZR XP 1000 | Walker Evans 1000cc
2017-2023 Polaris RZR XP 4 1000 | Walker Evans
2018-2021 Polaris RZR XP 4 Turbo | Walker Evans
2018-2021 Polaris RZR XP Turbo | Walker Evans
2019-2021 Polaris RZR XP Turbo S Velocity | Walker Evans Velocity
2019-2021 Polaris RZR XP 4 Turbo S Velocity | Walker Evans Velocity
2020-2025 Polaris GENERAL XP 4 1000 | Walker Evans Velocity
2020-2025 Polaris RZR PRO XP 4 Base/Sport/Premium | Walker Evans
2020-2025 Polaris RZR PRO XP Base/Sport/Premium | Walker Evans
2018-2020 Polaris RZR RS1 Base | Walker Evans
2024-2025 Polaris RZR XP 1000 | Walker Evans 1000cc