Notes on Training with .22s...

by Michael Bane.

subcaliber practice brings you 99% or more of the benefits of full caliber training. The remaining little bitty slice is handling recoil, which if you have the fundamentals down is less of an issue than you might think...there's not a different set of fundamentals for heavier recoiling guns!

This is my experience also. I bought a Buckmark years ago to work with new shooters. Go read.

H/T to Tam