Description:Breather plugs permit the free exchange of clean air in the hydraulic system.Attributes:• Wear-resistant• Tested to adhere to Caterpillar's quality standardsApplication:These breather plugs are used in the axle group of Caterpillar's Backhoe Loader, Compact Wheel Loader, Compactor, Industrial Loader, Soil Compactor, Telehandler, Vibratory Compactor, and Wheel Loader machine families.