The trigger action on the Alien Revo is smooth and easy, one could even say otherworldly... When you are pumped or need to fire in a quick placement this cam shines. This newer generation of the Alien features all aluminum trigger components, tremendously increasing the durability over the last model. I used these cams on more than 20 big routes throughout the Sierra Nevada Range (mostly in Mikwok, Mono/Monache territory) this season, and they still look almost new. If you do find yourself..." go to full review