Drum Air Vents
![Drum Air Vents](http://rockskins.com/cdn/shop/products/DRUMAIRVENTSBULK_700x.jpg?v=1645479213)
Drum Air Vents
These high quality drum air vent grommets are 1/2" and can be used on snare drums, toms or bass drums. The vent hole diameter measures 9mm/0.35inch. The required hole diameter for the drum shell wall is 12.5mm/0.49inch. The total length is 17mm/0.67inch and the threaded shaft is 13mm/0.51 long. Please be sure to check how many you will need for your kit as this are sold as singles