RD URG Custom Upper Receiver Groups - Criterion, NP3 SBCG, FCD, VLTOR, ETC
13.9" Upper Details:
- 6315RF Plan B/Rearden Compatible Muzzle Device
- SOLGW M89 13"
- Criterion CORE 13.9" Barrel
- FCG GBF .625 Gas Block - Randy (Cosmetic Blem)
- Mid Length Gas Tube
- FCD URF-B v2 Upper Receiver
- FCD SBCG NP3 Bolt Carrier Group
- FCD LDFA Dimpled Forward Assist
- FCD ACF Charging Handle
- Magpul Enhanced Dust Cover
12.5" Upper Details:
- 6315RF Plan B/Rearden Compatible Muzzle Device
- FCD RHF4 11.5" Quad Rail Handguard
- Criterion CORE 12.5" Barrel
- FCD GBF .625 Gas Block Randy (Cosmetic Blem)
- Carbine Length Gas Tube
- VLTOR MUR 1-A Upper Receiver
- FCD SBCG NP3 Bolt Carrier Group - Shadow Logo
- FCD ACF Charging Handle
These uppers have been test fired and have the option to add on a Sprinco Green Spring and a VLTOR A5H2 Buffer
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