Luber-finer LAF73 Heavy Duty Air Filter

Luber-Finer LAF73 Heavy Duty Air Filter The Luber-finer LAF73 Air Filter captures airborne contaminants that can harm the air quality coming from your helmet fan. You can expect quality filtration when experiencing harsh environments like dusty or dirty racing surfaces and more! This Luber-finer Air Filter fits the popular Bicknell BRP9300 Helmet Fan and the Parker Pumper P-P001 Helmet Fan. Features: Remove 99.99%** of airborne contaminants Meet form, fit and function characteristics for the application Specifications: Outside Diameter: 4.50 (114mm) Height: 3.43 (87mm) Inside Diameter: 3.00 (76mm) **Tested per ISO 5011 model LAF1849