This Pilot Jet Kit is for the TB aftermarket 20mm Carb (Not Keihin PC20) and includes the following sizes (stock size is a 35): 30, 32, & 38.

IF YOU DO NOT HAVE ONE OF OUR 20MM CARBS, DO NOT BUY THESE AS THERE ARE NO RETURNS/EXCHANGES ON JETS AND THEY ONLY WORK ON THE CARB MENTIONED.