High-performance B-type carbon brushes specifically engineered for the starter motors of Piaggio Ape 3-wheelers (3rd Generation). These brushes are manufactured using a specialized copper-graphite composite to withstand the frequent start-stop cycles common in commercial passenger and cargo auto-rickshaw operations. The B-type configuration ensures a precise fit within the compact starter assembly, providing efficient electrical conductivity, low commutator wear, and reliable cranking performance for small-displacement diesel and petrol engines.