Looking for a reliable gunsmith/ FFL dealer in the Groton, CT area

[Bigbird39]

I'm currently deployed in Afghanistan and the unit I'm attached to is offering a DPMS RFA2-AP4A 5.56 NATO Carbine that in engraved an brand new. Here are some brief details: Barrel 16" with A2 flash hider, 4140 chrome-moly steelAP4 style contour, Manganese Phosphated, 6 grooves right-hand 1x9 twist button rifle; Chamber 5.56x45mm, gas operated rotating bolt; Stock AP4-6 position, telescoping fiber reinforced polymer... I know I have to have it MOD, so looking at getting the FSC556 compensator and having the stock pinned.. Anyone know a gunsmith/FFL dealer in the Groton, CT area that can do this for me and also store it until I get back in Dec.. I would appreciate any assistance in this.. Thank you