4fifty8 CGN frequent flyer Rating - 100% 6 0 0 Location Bow Valley AB Mar 7, 2025 #1 Hornady 41 caliber (0.410") 210gr XTP & Hornady brass barrel 0.408" bore diameter, 0.416" groove diameter taped bullet bearing surface evenly bumps up diameter to 0.415" to grip rifling better real good accuracy @ ~1735 fps mv using Alliant 2400+polyfil & 9-1/2M primer low pressure load NOT a recommendation safe in my rifle ONLY low cost low recoil load do more target shooting with my fine CZ550
Hornady 41 caliber (0.410") 210gr XTP & Hornady brass barrel 0.408" bore diameter, 0.416" groove diameter taped bullet bearing surface evenly bumps up diameter to 0.415" to grip rifling better real good accuracy @ ~1735 fps mv using Alliant 2400+polyfil & 9-1/2M primer low pressure load NOT a recommendation safe in my rifle ONLY low cost low recoil load do more target shooting with my fine CZ550
