New UNI Vent Filter (Clamp on) 1" Part # UP-107 NEW Uni - UP-107 - Clamp On Breather Filter, 1in ID  UP107 Uni Filter 107 1" Uni clamp on style vent breather filter.  Clamp on is to be clamped on to a 1" OD breather pipe. 1" Inside diameter nipple. Filter is 2" long x 1-1/2" diameter. Stainless hose clamp included. Uni's breathers are made of  washable urethane which needs no oil. These work great for venting cylinder heads, crankcases and differentials. UTV, ATV, Motorcycle, Street bike, Dirt bike, Hot Rod, Buggy, Air Boat, Air Craft, Tractor, Snow Mobile  or what ever may need a vent filter these will help keep the dirt out of your engine or differential. Listing is for one single filter! Made in the USA!