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.
| Attribute | Value |
| Made In The USA | Made In The USA |
| Caliber | .223 Rem. |
| Manufacturer Part Number | A223 |
