This is a Rear Brake Hose from Bosch, part number 1987476457. It is designed for the rear axle and has a length of 230 mm. The inner threads are M10x1 mm for both connections. This part is compatible with Citroen C1 Mk1 1.0 models from 2005 to 2014. It replaces OEM references such as Citroen 4806F6, 4806J5 and Toyota 90947W2004, 90947W2021. Cross-references include APEC BHO4187, ATE 24.5261-0225.3, and Brembo T11012. It is also known by other references like BH841.