Altra Industrial Motion Corp. is a global designer, producer and marketer of a range of mechanical power transmission components. The Company's product portfolio includes clutches and brakes, couplings and gearing and power transmission components. It operates in three segments: couplings, clutches and brakes and gearing and power transmission components. The Company's various coupling products include gear couplings, diaphragm and disc couplings, elastomeric couplings, miniature and precision couplings, as well as universal joints, mill spindles and shaft locking devices. Its clutches and brakes products include electromagnetic clutch and brakes, overrunning clutches and heavy duty clutches and brakes. Its gearing and power transmission components include gears, bearing assemblies and belted drives. The Company offers its products under various brand names, such as Ameridrives, Ameridrives Power Transmission, Bibby, Warner Electric, Inertia Dynamics and Matrix, among others.