Part no. RHK-0.11.07 Fitment: Husaberg FC 450/550 2004-2006 Husaberg FE 400 2000-2001 Husaberg FE 450/550/650 2004-2008 Husaberg FS 450/550/650 2004-2008 RHK Filters are designed and manufactured to increase airflow whilst ensuring the ultimate level of protection. RHK Filters consist of an outer layer of coarse open-pore foam which catches large dirt, grime and sand particles. The 2nd inner layer of fine open-pore foam aids in catching minute & finer particles whilst delivering maximum air flow.