For GY6 CVK Main jet kit for 150cc and 125cc GY6 Carburetors Carburetor Main Jet Kit Including the following size: 100, 105, 108, 110, 115, 120, 125, 130, 135, 140 Slow/Pilot Jet Including the following size: #32 #35 #38 #40 #42 #45 #48 #50 #52 #55 Known Models: GY6 CVK Main Jet Kit for 150cc and 125cc GY6 carburetors. For Round Slide Style Main Jet Kit For PWK type CVK type PE .....etc carburetor. Also They will Replace for other Brand as PWK, CVK, PE type carburetor. OKO, KOSO, Stage-6, Polini ....etc IT FITS MOST CHINESE SCOOTERS, ATVS, AND KARTS WITH 125cc,150cc GY6 MOTORS. PWK type CVK type PE .....etc carburetor. Also will for other brand PWK, CVK, PE type carburetor. OKO, KOSO, Stage-6, Polini ....etc Note: Not for CV, VE & CVK Above 30mm carburetor. Colour: Yellow Material: Metal Package Contents: 10 * Carburetor Main Jet Kit 10 * Carburetor Slow/Pilot Jet Kit Only 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.