The lightest bullets I shot out of mine is the 212 gr Hornady ELD-X at 3240 fps ave. for 3 shots, SD of 2 !! 3/8" groups with 99.0 gr of Reloder 33, mine is an improved wildcat off the 300 Norma Mag........... gonna try the 180 gr Cutting Edge MTH bullets when they come in
