Package Included: 3 pcs 18.5mm diameter mower's carburetor oil bubble cover; 3 pcs 22mm diameter petrol fuel primer bulbs
Specification: 18.5 x 15mm/22 x 18mm
Material: Made from transparent silicone, the fuel primer bulb is soft, light weight, sturdy and has high elasticity
Installation: Easy to install, just directly replace your old or broken ones
Fitment: It is a universal replacement primer bulb. Suitable for many petrol strimmers, trimmer, chainsaw, petrol mower etc