The SRAM PressFit 30 Bottom Bracket is designed for bikes with a bottom bracket shell width of either 68mm or 92mm. It is specifically made for BB30 bottom bracket shell types and comes in a sleek black color. This bottom bracket is compatible with a wide range of bike types, including road bikes, mountain bikes, cyclocross bikes, and electric bikes. It is constructed from durable aluminum and steel materials, ensuring long-lasting performance. Enjoy fast and free shipping when you purchase this SRAM bottom bracket.