Yes, itīs very short. Theyīre testing wich is the best size for the barrel, but I donīt have much info, maybe a bit longer would be better. The goal is making it the lighter as possible, because itīs too heavy and long to use in the jungle. I think the first who will test the rifle will be the Cazadores de Monte unit ("jungle hunters"):
(here using the 50.00 during an exercise)
Also, thereīs another prototype, in this case, for a designated marksman rifle: