Main nozzles for Bing brass 72-78 37mm for Hercules 214, 215, 216, 217, 219, 220, 221, MK 50, Lastboy 222, MP, P, Hobby Rider HR

A 4-piece carburetor main jet set consisting of jets 72, 74, 76, and 78 with sealing rings, total length 37mm, suitable for Hercules 214, 215, 216, 217, 219, 220, 221, MK 50, Lastboy 222, MP, P, Hobby Rider HR 1, Bing carburetor. Reference number Bing 44-931. The original jet sizes are for guidance, only sizes 72, 74, 76, and 78 are included in the delivery.