Description:-Direct replacement for your old or broken intake boot flange.-Made of premium materials with exquisite craft for strong strength and long durability.-Easy to install, perfect match to the stock carburetor.-Fitment: fit for PWK 28mm/30mm 32mm/34mmMikuni OKO KOSO KEIHIN Carburetor.Specification:-Material: Rubber-Color: Black-Inner Diameter: 29-34mm 38-40 mm-Screw Hole Distance: 60 mmNote: Please check the size before buyingPackage Includes:1PC/2PCS Carburetor Intake Adapter Boot Flange Manifold