2401series " air breather, width: 50mm, neck: 9mm/ 12mm/ 15mm/ 18mm/ 25mm, height: 35mm " " material: iron wire mesh, washable filter cloth; rubber neck ; color available : grey/ blue/ red/ green/ yellow/ purple; features: cylinder , chromed top and bottom , other treament available : carbon / anodized/ spray-painted" air filter for various motorcycles , lightweight and durablity; high effciencies; high dust holding capacity ; low pressure drop; cleanable and reusable, temperature range from -30 to 150; customized products are also avaliable on request ;