ACRONYM 3A-1 X-PAC THIRD ARM INTEROPS BAG アクロニウム未使用品he original ǍCROŇYMř 3RD ARM INTEROPSǽ bag. Asymmetrical dynamical hybrid system. German military hardware. Ergonomic patterns. Kinaesthetic intent. Cadence, speed, and practicality in a use-driven adaptive load bearing system.Based on technology derived from competition sailcloth, the X-Pac® composite fabric delivers an exceptional use to weight ratio and a highly resilient exterior face.