SKU: 152982 The Perfect Seal Adjustable Bottle Stopper Kit

Twist the top of this adjustable bottle stopper and the rubber seal expands to make an airtight seal. Twist the opposite direction to loosen it for removal. Total expansion ranges from .6" to .8". Fits inside the bottle for a low profile look. Metal parts are stainless steel. It is turned using the Niles Stopper Mandrel offered below.