Modified cases are threaded at the case-head and have a .002 inch oversized neck to accept the same bullets you intend to load. This is critical as the L-N-L OAL gauge dimensions obtained will be accurate to .001 inch.
Manufacturer | Hornady
|
Model | A300M
|
UPC | 090255704730
|
Caliber | 300 Win Mag
|
Unit/Measure | ea
|
Stock | 27
|