BMC FBSA00004 Conical filter 101mm (4 inches) ymm_31 This minor change was first

This minor change was first adopted on the 19-inch sizes and is slated for expansion to 20-inch and 18-inch wheels in the future

Excellent disc life

developed by our in-house development team

Black finish complements helmet aesthetics and reduces light reflection

BMC FBSA00004 Conical filter 101mm (4 inches) ymm_31 This minor change was firstDescription BMC FBSA00004 Conical filter 101mm (4 inches) The BMC air filter features a metallic mesh with an oiled multilayer cotton filtration material. This design ensures a high level of filtering efficiency while minimizing air pressure loss. The oil provides the material with an adhesive property, helping to retain air impurities without restricting airflow, resulting in a continuous filtering process. The cotton filtrating element is housed in