Team Redcat 4 Shock Pivot Ball Mount Redcat Racing Shock Pivot Ball Mount (4pcs) Genuine Redcat Racing Spare Parts Redcat Racing Part Number 505101 For troubleshooting and warranty information please contact a Redcat Racing Customer Service Specialist at 602-454-6445 or by emailing amazonsupport@redcatracing.com NOTE: Please read the User Manual before use.