Material: stainless steel Colour: black Compatible with the following device models: Braun 180 Braun 190 Braun 170 Braun 1715 Braun 1735 Braun 190s-1 Braun 130 Braun 1775 Braun 170s-1 Braun 140 Braun 150 For the following types of shear foil: Braun 10B Braun 11B Braun 20S Braun 235 Braun 424 .