FLMLF Air Filter Sponge 5PCS kit For 1/5 HPI RV Rofun KM BAJA Engines RC Parts There are five pieces in this kit. Length 69MM, width 66MM, soft texture, light weight. Simple installation, novice can also change by themselves.Unique aerodynamic design, low center of gravity, simpler than traditional air filters, fast dust filtration, high dust filtration rate, low airflow resistance, washable.Made of soft sponge, good elasticity, fast rebound after pressing. Able to fit perfectly, beyond expectations. for 1/5 HPI RV Rofun KM BAJA Engines RC Parts, is the first choice of many professional enthusiasts for replacement parts.Please confirm whether the size is suitable before purchase, we have a professional after-sales team, if you have any questions, please contact us in time, we will solve your problems within 24 hours. FLMLF is a professional brand focusing on Radio Control cars, dedicated to continuously creating more high-quality parts, and they are still cost-effective. Meet the needs of customers, so that novice contacts can also play better and save, and experience the different joy brought by RC model cars!