12 Pack Combo of 2
- Will Fit Most Poly Drums: The coarse buttress thread caps with included gasket will fit most 15, 30 and 55-gallon poly drums and barrels..
- For Tight Head Or Closed Top Drums: Coarse thread fits (2.48″) 63mm American Buttress thread plugs while the fine thread fits 2.48″ (63mm) NPS thread plug..
- 12 Pack: Includes 6 – 2″ Fine Thread with 3/4″ knock out and 6 – 2″ Coarse Thread with 3/4″ NPT knock out for hoses or spigots..
- Drum Accessory: These bung caps are for plugging the threaded bunghole at the top of poly drums and barrels..