RSB Transmissions [I] Ltd. Manufactures Ferrous Castings with Modern Machining Lines. RSB Transmissions [I] Ltd. Is an ISO 9001:2000, ISO 14001:2004 and ISO/TS 16949:2002 accredited company. The company manufactures automotive components and systems and construction Equipment. The Ferrous Castings with Modern Machining Lines are also equipped with various testing facilities to carry out in house test for cracks, hardness, metallurgical properties and leaks among others. The Ferrous Castings is equipped with modern machining lines and robust process Engineering to meet the quality and volume requirements.