General description Our 5Pcs Fuel Primer Bulb maintenance kit is designed for various outdoor power equipment, ensuring efficient fuel priming for optimal performance. Made from high-quality plastic, these bulbs are durable and resistant to rust and corrosion. Technical specifications Size: 2.1 * 2.1 * 3.4 cm Installation Snap-in installation for easy setup. Usage Suitable for most lawn mowers, blowers, chainsaws, snow blowers, and trimmer carburetors. Other information Package includes 5 primer bulbs, sufficient for daily needs.