Our company offers the most comprehensive lines of air compressors & air accessories for both on-and off-road markets. Our quality engineered compressors and components are also used in OEM segment, and have become the industry standard for both 12- and 24-volt automotive aftermarket applications worldwide. BIER compressors are currently deployed to every corner of the Globe; in the world's harshest environments from arctic climates to the world's most unforgiving deserts in a multitude of ...