That's what you need if you don't want to make your own CrowRifle, great!
Yup ,, thanks for the link CrowRifle !
I killed three crows at my lease the other day - just saying .
Great reminder of the beauty of a 22-250 launching a 55gr. Blitzking , 30yds and [2] @ 80yds. - they didn't suffer that's for sure .