USASOC URGI M4
Cage number and ModulAR2 support includedDetails
USASOC URG-I M4
A premium M4 build by Geissele Automatics, fully compatible with ModulAR2
Gallery
Credit
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IIII: USASOC M4 URG-I 14.5
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retrosquidito4_4754: Bounty idea and support in the Homebrew discord server