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MP-133 12ga 510mm barrel with rib (MP133 510mm rib)

A standard factory-produced 510mm barrel with a wide upper rib for MP-133 12 gauge shotguns.

Ergonomics -3
Recoil -3 %
Raid Moddable Tool
Length 510 mm
Velocity +5.4
Accuracy 21.31 MOA
Suppressor No
Durability Burn -5.00 %
Heat -8.00 %
Cooling -4.00 %
Grid Width +1