These high quality replacement jets are exactly what's needed to get your old bike running and idling smoothly.  They are manufactured in Taiwan to high tolerances guaranteeing and exact fit and proper function every time. 

The 99124-286 type jets from Keihin are original equipment on the early Honda CB / CL twins.  Check the dimensions below to verify these are the correct replacements.  Please inquire if you are unsure of the fitment for your model. 

Length, overall = 21.5mm
Main body diameter = 4.2mm
Thread diameter = 3.45mm
Tip diameter = 2.0mm