These standard 1/4″ quick connect yellow plastic locking clips come in a contractor 100 pack. They keep the collet on the quick connect fitting locked so it prevents the tubing from falling out and causing a leak. [FUNCTION] This product is used to keep the collet on the quick connect fittings locked, so it prevents the tubing from falling out and causing a leak.[COMPATABILITY] These locking clips can be used on any standard 1/4″ quick connect fitting.[EASY INSTALLATION] To install the locking clip, place the opening of the clip behind the collet and press down then it will snap into place. Make sure it is secure and you are set.[VALUE] This product comes in a contractor 50 pack.[SUPREME QUALITY] This product is made of the highest quality materials to ensure you a lasting safeguard against leaks.