If you can't find one, or want to save money (like me) you can just grind off and remove the rivets , rebush with some suitable tubing ( I used fuel line) and replace with bolts (I used grade 10.9 ) and LOCKTITE.

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80 300SD (129k mi) 82 240D stick (193k mi)77 240D auto - stick to be (153k mi) 85 380SL (145k mi) 89 BMW 535i 82 Diesel Rabbit Pickup (374k mi) 91 Jetta IDI Diesel (155k mi) 81 VW Rabbit Convertible Diesel 70 Triumph Spitfire Mk III (63kmi)66 Triumph TR4a IRS (90k mi)67 Ford F-100 (??)