The PHBN 17.5mm carburettor is equipped with a manual choke.The 17.5mm carb will increase the performance of your 50cc scooter or motorcycle easily. This will increase your acceleration and also your top speed. To complete your engine configuration and easily gain power, we recommend that you install the Big Valve reed valve, as well as a "Racing" exhaust pipe and variator.Brand new high quality.Therefore it is adaptable to all 50cc scooters or motorcycles equipped with a pull cord starter such as for Jog-R, for Aerox, for 's, for MBK Booster, for Nitro, for Stunt, for Mach-G, for AM6, for , for TZR, for XP6, for Rieju , for ... and, in general, to all vertical and horizontal type for Minarelli engines.Colour: as shownMaterial: metalPackage Contents:1 * CarburetorOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.