This is a Kevlar tank to be used as a Fuel or Smoke Tank. It measures 1.875" (47.6 mm)T x 4.25" (108 mm) W (Front) x 3.0" (76.2 mm)W (Rear) x 9.5" (241 mm) L and carries 35 oz (1 L). This tank can be taller or made longer or shorter front to back, or wider or more narrow at the rear. It was made originally to fit in the turtle deck of the Yellow Aircraft F-18 Single as a smoke tank. This tanks comes with standard 1/8"ID fuel fitting and elbow vent. It can be fitted with High Flow 3/16" ID fittings for an additional cost.