Description
MK12 ModH built using the following components:
- Colt 6920 OEM1 (minus barrel) with Keyhole forge mark upper, M4 Carbine marked lower and light “C” stamp BCG
- PRI M84 Gas Buster w. Mil Big Latch (FDE)
- B5 Systems Gov/Gen1 Sopmod stock (Coyote)
- Douglas 1/7 16″ stainless barrel (FDE)
- PRI Gen3 rail with long bottom rail (FDE)
- Allen Engineering brake and long collar (fits any Ops Inc 12th mod/AEM5/OCM5)
- Badger Ordnance MK12 gas block
- Colt USGI 30rd magazine
All appropriate part surfaces were prepped, all torque values were observed during assembly









