Expand your Incredibowl!
This twenty-inch expansion chamber for the M420 is totally ridiculous! But sometimes that is what you want in life, sometimes it is what you need. See if you can handle twenty inches of smoke filled insanity with this monster expansion chamber for your steamroller. Just like the original tube, it is made from heat and impact resistant Polycarbonate.
- Length: 20 in
- Expansion chamber for the M420