1、Plastic Material: Made of plastic material, which can prolong the service life, the primer bulb is portable, easy to carry and can be used for a long time. 2、10Pcs: One set of lawn mower replacement accessory for primer bulb is 10 pieces, meeting your needs for different machines in case you get into trouble. 3、Easy Operation: The lawn mower primer bulb is easy to install and replace, direct replacement of the old one can extend the life of the machine. 4、Strong Connectivity: The lawn carburetor primer bulb has stable performance and strong connectivity, without frequent replacement, convenient to use. 5、Durable: The primer bulb replacement meets strict quality control standards, durable and portable, and is highly matched with equipment. Item Type: Primer Bulb Material: Plastic Weight: 20g/0.71oz Inner Diameter: 1.4cm/0.55in Outer Diameter: 1.8cm/0.71in Height: 1.5cm/0.59in 1 Set x Primer Bulb(10Pcs)