: Rubber dampening washers absorb ultra-high-frequency vibrations from tactile transducers and harsh FFB, preventing those frequencies from stressing metal parts. If you need help resolving this issue, please share: The exact brand and model of your cockpit What wheelbase or monitor layout you are currently mounting
: Determine if the crack is a surface scratch or a deep structural fracture. racelab top cracked
: Constant alternating forces from heavy Force Feedback (FFB) and violent curb strikes break down metal structures over months of use. racelab top cracked
It looks like a stress fracture right near the mounting point. racelab top cracked
Remove the wheel base and all mounting hardware. Clean the cracked area thoroughly with isopropyl alcohol to remove grease and metal shavings.