- Threaded 3/8″ bolt, o-ring, washer, and nut
- Used to plug a 3/8″ hole in kettle or canoe
- High quality silicone o-ring and 304 Stainless steel cast and then machined
- Suitable for home brewing. Not for extremely high heat or pressures.
- Can be used on fermenters, sparge water heaters, mash tuns, barrels, and brew kettles