I have a Traileraid Plus. It is great not only for flat tire situations but also for adding grease to EZ lube-equipped axles (have helper rotate wheel slowly while grease is added slowly).
2013 Jayco X23B
Solar System: Renogy 300W/Tristar 45 PWM
DC System: Trojan T-105 225 AH/Samlex PST-600 PSW
2013 RAM 1500 V6/TF8/3.55