Description:Diameter of intake hole: around 22mm / 0.86"Length of the pipe: around 114.50mm / 4.53"Distance between mount holes(centre hole to centre hole) end: around 48.45mm / 1.9"Distance between mount holes(centre hole to centre hole) engine end: around 45.50mm /1.8"Fitment: for 125cc Quad Dirt Bike ATVPackage Includes:1 Piece Carb Intake MainfoldNote:1.Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm)2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you.