Mainly used to seal off the accessory port of the CSTR-2G bottle (ART NO 05-0103-01) but can also fit other standard GL 25 ports*.
* Fits most standard GL 25 ports but variations in manufacturers implementations can occur.
Mainly used to seal off the accessory port of the CSTR-2G bottle (ART NO 05-0103-01) but can also fit other standard GL 25 ports*.
* Fits most standard GL 25 ports but variations in manufacturers implementations can occur.