Nalgeneā¢ Spigot Closure
By NalgeFits all Nalgene™ carboys with spigot and selected Nalgene™ tanks with spigot; use to replace spigot to provide leakproof seal when autoclaving liquids in a carboy. Also useful when handling could damage or accidentally turn on spigot or when spigot-less carboy is required. Included with all Nalgene™ carboys with spigot. Autoclavable.