Anti-Siphon Tube, Tool Type Anti-Siphon Tube, Length 2 1/2 in, Width 2 1/2 in, Height 9 1/2 in, Spout Flex Size 2 3/4 in, Capacity 20 gpm, Material Aluminum, For Vehicle Tool Category Fuel Tank, Color Silver, Includes Anti-Siphon Tube, Number of Pieces 1, For Use With Heavy-Duty Kenworth with A 2 1/2 in Filler Neck, -, Size 2 1/2 in Filler Neck