Prime Design ErgoRack & AluRack - Mounting Module Universal 3 Crossbar ProMaster Black Model FBM-1072-BLKPrime Design ErgoRack & AluRack Mounting Module Universal 3 Crossbar ProMaster Black Model FBM 1072 BLK The ErgoRack and AluRack Mounting Module series provides a robust and versatile foundation for securing professional ladder racks to a variety of commercial vehicle platforms. Engineered for maximum stability and structural integrity, these mounting modules allow for the seamless integration of Prime Design rack systems onto service bodies, pickup