This is a high-quality wheel cylinder manufactured by TRW, with the part number BWC155. It is designed for use in automotive brake systems. The product is compatible with various Ford models, including the FIESTA Mk2 1.4, and is a direct replacement for part numbers 84FB2261BC, 1619138, 84FB2261BB, and 1630360. This wheel cylinder ensures reliable braking performance and is a genuine TRW component.