Threaded for 5/16"-18 studs; Mill Finish Aluminum
The Pro-Tek Air Cleaner Nut is a machined aluminum with a knurled edge for grip and an O-ring embedded base to seal against dirt entry. Pro-Tek air cleaner nuts comes threaded for either 1/4”-20 or 5/16”-18 studs and with a mill or black anodized finish.
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