[QCC1 Propane Refill Elbow Adapter With Gauge Adapter] This 90 Degrees Design propane elbow refill adapter. Upgraded with Easy-to-install swivel new connectivity methods to easier and more secure easy connect your large cylinder to 1LB propane tank without any tools. [Compatibility] This QCC1 propane refill elbow adapter with three colors luminous dial measuring gauge adapter Quick Monitoring remaining gas of your large tank and has gas switch control on-off valve function. It can refill the 1LB bottle by connect Qcc1/Type1 Joint to 5-40LB propane tank directly. You can use this adapter on 5LBs or larger tanks conveniently to refill 1LB bottle. Suitable for heater, BBQ, camping stove, portable and tabletop grill etc. [Premium Material & Secure Construction] Propane QCC1/Type1 Elbow Refill Adapter, Propane Tank Gauge and 1lb Bottle Cap are made of Brass to secure, and leak-free operation for long service time to use. Red ball valve switch, easy to control with fingers, suitable