Sig 552 and new outer barrel
How easy should it be to put.. say a PDI M14-390mm Outer Barrel on TM sig 552?
I'm thinking about upgrading my sig 552 and was thinking on putting, among others thing, a: SYSTEMA 6.04 BS Airsoft AEG M16A1A2 VN AUG Barrel 509mm.
Thanks
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