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MCX GEN1 .300 BLK upper receiver (MCX GEN1)

An upper receiver for the first generation MCX assault rifles manufactured by SIG Sauer. Features a mount for attaching additional equipment.

Ergonomics +5
Raid Moddable Yes
Velocity 0
Durability Burn -3.00 %
Heat -1.10 %
Cooling +1.00 %
Grid Width +1