Description:100% Brand new weld on filler neck and cap oil fuel tank.With a well sealed o-ring which can keep out dust to protect your fuel system.Made of mateial for strength and durability.This product is suitable for welding on 1.5 inch inner diameter pipe joints.Note: Please allow 3-5mm differences due to manual measurement.Specifications:Material: Aluminum AlloyColor: Silver Tone, BlackWeld On Filler Neck Size: 27x49mm / 1.06"x1.93"(H*D)Cap Size: 20x55mm / 0.79"x2.17"(H*D)Neck Thread Size: M48 x 2Cap Thread Size: M48 x 2Bore: 38mm / 1.50"Neck Outer Diameter: 48mm / 1.89"Package Includes:1 x Weld On Filler Neck and Cap.