Originally Posted by keith
In my 280 AI, warmish load of IMR 7828, FED , 175g LRAB shoots tiny clover leafs with no paper between the bullets! Bullets kissing the lands...probably the exception to the rule.


7828 makes the 280ai perfect.

I use 58.5 grains with 162 eld shoots amazing. 3040 fps
Then 61 grains with 150 LRAB 3030fps