When only the best will do, we offer these heavy duty IRS trailing arm pivot brackets. They have heavy duty Grade 9 F-911 Brand Bolts and tig welded pivot bolt stops so your pivot bolt will never back out. Designed for STOCK BEETLE torsion housings that have the factory Volkswagen transmission frame horns in the way. Additional Details ------------------------------ Product description: When only the best will do, we offer these heavy duty IRS trailing arm pivot brackets. They have heavy duty Grade 9 F-911 Brand Bolts and tig welded pivot bolt stops so your pivot bolt will never back out. Designed for STOCK BEETLE torsion housings that have the factory Volkswagen transmission frame horns in the way.