Airsoft Review en Español shows a new product from Jay Combattech, a folding stock for the MP9... "Retractable stock for MP9 airsoft, 3-position movement, The anchor and cylinder head has been re-designed and reinforced for greater reliability, the components are made in 3D printing Stock rod in carbon fiber and copolyester (XT-CF20) retractable stock made in Copolyester (NGEN)."