Choose the correct bolt head for the cartridge you plan to shoot. If you aren’t sure, email us!
- .223/300 BLK is for cartridges based on the .223 case (e.g. 300 Blackout, .350 Legend) or others with a ~9.6 mm rim diameter
- PPC is for cartridges such as 6.5 Grendel, .224 Valkyrie, 9×39, 7.62×39 and others with a ~11.35 mm rim diameter
- .308 is for cartridges such as .308 Win, 6.5 Creedmoor, 375 Raptor, and all others based on a .308 Win case or with a ~12 mm rim diameter
- Magnum is for magnum and short magnum cartridges with a ~13.6 mm rim diameter