UNI Filter Universal Snowmobile Pod Air Filter NLA Ferox is a base layer

Ferox is a base layer from TOBE with a layer of 70% merino wool and 30% polyester to increase the base layer's lifespan

This helmet is tailored to provide a true-to-size fit and feel

Shaft length is 2" H (installed)

Special pinion shaft threads and extended jackshaft bolt allow for a wider range of applications

UNI Filter Universal Snowmobile Pod Air Filter NLA Ferox is a base layerThis is a LIFETIME FILTER, needing only an occasional cleaning and re oiling. It has a specially constructed durable vinyl mounting flange made of a flexible material to ensure a proper air tight fit for applications up to 1 4" smaller than the original inner dimensions. Jetting changes are mandatory on most models. NOTE: Coarse filter not for dirt use!