No trades. PayPal only. AEG m4 SPRs - $220 a piece. OBO. Valken Alloy base -microswitch trigger for crisp trigger break -functional bolt catch -QC spring change cut gearbox (stock spring guide is not QC stock, but can be swapped to one like ZCI, Krytac, Retro Arms, etc.) Upgrades / Extras MkII -20" outer barrel -ZCI 509 x 6.02mm steel tightbore -Lonex full cylinder -Lonex o ring air nozzle -45° iron sights MkIII (Sold) -mock suppressor Both have 1-4x short dots 9.6v battery NiMH smart charger King Arms short VN style 5 pack of mid caps 1 flash mag hi cap