It's two bucks precisely so it can serve as a cheap sample! Trust me, it cost us a lot more than two bucks to produce it.
It's a great adventure (nominated for Best Adventure in the 2005 Gen Con Ennies) that shows what the DCC series is all about.
In a couple weeks we'll be posting a free download of DCC #5.5: Seed of Evil, the sequel to DCC #5 that's included in the new reprint but not in the original printing. That might work as a good sample.
And a while back we posted a PDF preview of DCC #12: The Blackguard's Revenge, which you can find here:
Or you could spring for the two bucks.
Hope that helps.