Expand your Incredibowl!
This ten inch expansion chamber for the M420 will make your favorite pipe into supercharged rip monster. If you want to turn it up to full volume and see what the Incredibowl can really do, then this will make your little indestructible steamroller into a magic wand of getting blazed. Just like the original tube, it is made from heat and impact resistant Polycarbonate.
- Length: 10 in
- Expansion chamber for the M420