This listing is for a set of two 19mm primer bulbs, suitable for various models of string trimmers, brush cutters, and other garden power tools. These high-quality bulbs are made of plastic and PVC materials and are compatible with brands like Kawasaki, STIHL, ZAMA, Huayi, ECHO, Green Machine, Homelite, Husqvarna, and RYOBI. The primer bulbs have a clear colour and an item weight of 99g. These are non-modified items, manufactured in 2023, and require some assembly. The Spear & Jackson brand ensures their reliability and the 2-stroke engine type makes them suitable for petrol-powered tools. Please note that these primer bulbs are sold without any mention of their condition to comply with eBay guidelines.