This is Single Air Conical Filter.
The BMC FBSA00005 Single Air Conical Filter has a height of 118 mm and a diameter of 89 mm.
This filter is designed to replace the stock air filter in your vehicle air intake system, and is made from a high-quality cotton gauze material that offers improved filtration and airflow over the standard paper filters.
Installing this filter can improve the performance of your vehicle engine by increasing airflow and allowing it to breathe easier. This can lead to better throttle response, increased horsepower, and improved fuel efficiency.