Shooting BR for group size with .17 HMR, just wondering if anyone has ever heard of or practiced shooting in the following method so that the barrel temp is the same for every group....
1) fire at target 1, then 2, then 3, and so on
2) let barrel cool
3) repeat
1) fire at target 1, then 2, then 3, and so on
2) let barrel cool
3) repeat