Fit for Dellorto Carb have 5mm (M5) or 6mm (M6) thread sizes maij jets,fit for M6 thread Main jet kit-10 sizes fit for 17.5mm and 22mm DellOrto, fit for BGM, fit for Motoforce carb. M5 thread Main Jet set fit for Dellorto Carb,fit for SHB fit for PHBD fit for PHBG, With the fit for PHBL fit for VHST carburettors,Carburetor Injector Nozzle. easy to maintain: The carburetor is easy to install and replace, can be perfectly matched with a damaged trailer bracket. body of this motorbike carburetor is made of aluminium alloy, the overall hardness is relatively large, not easy to be damaged by long-term use, wear-resistant and corrosion-resistant, it can filter the air efficiently, and it is a good petrol purifier. motorbike engine parts can be used to replace the carburetor of the same type of off-road vehicle or motorbike, replace the damaged or long-term use of the engine parts, effectively improve the service life and performance of the motorbike.