Graco's Replacement Small Air Cap O-Rings come in a pack of six, providing ample replacements for routine maintenance. Crafted to meet OEM specifications, these O-rings offer a reliable fit and function. By incorporating these replacement parts into regular maintenance schedules, users can ensure optimal performance and reduce the risk of equipment downtime. These O-rings are compatible with various Fusion AP models, making them a versatile choice for professionals in the spray foam and coatings industry.