COCA-COLA PLASTIC BARB BIB CONNECTOR
These are used to connect your syrup bags to your syrup hose.
Coke and Pepsi use different styles.
Other syrups use connectors based upon who is producing them. For example, Pepsi in your area may be the manufacturer of Dr. Pepper:
Contact your local supplier for specifics.
Pepsi uses: Liqui Box QDC-II, PCS line, PCS screw-on.