sxyglock17 said:It's pretty easy to make a replica M203 accept any length round. Just push on the barrel stop catch at the end of the receiver, slide the barrel farther open, or right off, slide in a 12" goodie, slide back on, off ya goWorks wonders for the rocket propelled rounds.
-Jamie M.
Only an option if you don't have an upper handguard in place.




















































