Barrel Question

[paintballmaster]

I have two barrels: stock and a dye ss. When i look inside them i can see these little clumps in it and i try to clean them but it won't come off. It's like the inside of them is starting to come off some how. What do you think can be causing this?

[cody11scrappy]

maybe if you post this in the right forum it will magically disappear