Airsoft R Us Tactical does a video review on the Krytac Trident PDW AEG which comes with a short 5.5-Inch barrel and a 5-inch free floating DEFIANCE TR105. What is distinct about this PDW is its folding stock which you an also purchase separately. Airsoft R Us are also sellers of Krytac AEGs... "KWA is OUT, KRYTAC is IN!"