Mad Dog Weapon Systems
MDWS GPC Family
MSR Evolution Forum
This cartridge is available by custom order only - barrels are not mass produced.
Custom Die sets will be available shortly.
Production barrels will be available shortly.
20 GPC Products
Custom Barrel (AR15, Savage, or Remington Remage Bolt Action)
Cerakote - Barrel
Custom Die Set (2 Die Set)
Out of stock
20 GPC Magazine Bands 5-Pack
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