Here is a used HOWE aluminum quick change 3rd link mount.
2 Quick Change Rear End Pull Bar/Torque Upper 3rd Link Brackets
2 Quick Change Rear End Pull Bar/Torque Upper 3rd Link Steel Brackets
Quick Change Upper Link 3RD Link Pullbar Torque Link Bracket IMCA UMP USMTS
Quick Change Upper Link 3RD Link Pullbar Torque Link Bracket IMCA UMP CAR #47
Quick Change Upper Link 3RD Link Pullbar Torque Link Brackets IMCA UMP
Billet Steel 3rd Link Clamp On Adjuster NASCAR Late Model Imsa