Fab Tabs / primochops.com

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Fitment guides, build notes, and fabrication know-how for garage-built choppers — straight from the bench.

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  • Exhaust July 2, 2026

    3-Bolt vs. Single-Bolt Exhaust Flange: What Actually Matters

    Both hold a pipe on. They don't hold up the same way, and they don't fit the same builds. Here's how to pick the right one before you're stuck grinding off a bad weld.

    Read the full guide →

Fab Tabs — garage-built chopper parts. primochops.com